SOLUTION: I have a rectangle 36" x 55". If it were 42" wide, how long would it be? How do I find that? (sorry, dumb)

Question 766613: I have a rectangle 36" x 55". If it were 42" wide, how long would it be? How do I find that? (sorry, dumb)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
I have a rectangle 36" x 55". If it were 42" wide, how long would it be? How do I find that?
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If you want the rectangles to be similar, use a proportion.
x/42 = 36/55
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x = 42(36/55)
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x = 27.5
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If you want to maintain equal area,
x = (36*55)/42 = 47.14
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Cheers
Stan H.
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