SOLUTION: A retired man gets paid ¾ of his regular salary. If his retirement pay amounts to $21,000, what was his regular salary?

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Question 560487: A retired man gets paid ¾ of his regular salary. If his retirement pay amounts to $21,000, what was his regular salary?
Answer by TutorDelphia(193) About Me  (Show Source):
You can put this solution on YOUR website!
we can set this up as a proportion
3%2F4=21000%2Fx
by cross multiplying we get
3*x=21,000*4 which is 84000
divide both sides by 3
x=84000/3
x=28,000