Republican challenger Ron Johnson receives over 50% support against incumbent Democrat Russ Feingold in the fourth consecutive survey of Wisconsin’s U.S. Senate race.

The latest Rasmussen Reports statewide telephone survey of Likely Voters shows Johnson, a wealthy plastics manufacturer, picking up 53% of the vote. Feingold, who has represented the state in the Senate since 1993, draws support from 46%. Only one percent (1%) are undecided at this point. (To see survey question wording, click here.)

The race remains Leans Republican in the Rasmussen Reports Election 2010 Senate Balance of Power rankings.

Two weeks ago, Johnson held a similar 52% to 45% lead over Feingold. In surveys since May, Johnson’s support has risen from 44% to a high of 54%. Feingold's support in those same surveys has remained in the narrow range of 42% to 46%. But the race was a close one until last month.

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The survey of 750 Likely Voters in Wisconsin was conducted on October 25, 2010 by Rasmussen Reports. The margin of sampling error is +/- 4 percentage points with a 95% level of confidence. Field work for all Rasmussen Reports surveys is conducted by Pulse Opinion Research, LLC. See methodology.

Rasmussen Reports will release the latest numbers from Wisconsin’s gubernatorial race tomorrow.

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