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Finding the Fourth Proportional to 87,495.60, 131,097.60 and 82,246.80

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Solution

The fourth proportional to 87,495.60, 131,097.60 and 82,246.80 is: 123,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,495.60 : 131,097.60 = 82,246.80 : x
  2. Step 2: Convert to fraction form
    87,495.60/131,097.60 = 82,246.80/x
  3. Step 3: Cross multiply
    87,495.60x = 131,097.60 × 82,246.80
  4. Step 4: Simplify right side
    87,495.60x = 10,782,358,087.68
  5. Step 5: Solve for x
    x = 10,782,358,087.68/87,495.60
  6. Step 6: Final answer
    x = 123,233.15

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