nicksonviliere nicksonviliere
  • 06-07-2020
  • Mathematics
contestada

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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