nicksonviliere nicksonviliere

06-07-2020
Mathematics

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Sonny substituded 5 for x in the proportion 16/x =48/15 and cross to multiply to get 240 =240 why is this?

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Nino2125 Nino2125

06-07-2020

If x = 5 then 5*48 = 240 and 16*15 equals 240 equals eachother.

Another perspective: Divide 16 by 5 then divide 48/15

16/5=3.2 48/15=3.2 Hence the porportions are the same.

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