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Finding the Fourth Proportional to 87,495.68, 131,262.66 and 28,337.33

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Solution

The fourth proportional to 87,495.68, 131,262.66 and 28,337.33 is: 42,512.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,495.68 : 131,262.66 = 28,337.33 : x
  2. Step 2: Convert to fraction form
    87,495.68/131,262.66 = 28,337.33/x
  3. Step 3: Cross multiply
    87,495.68x = 131,262.66 × 28,337.33
  4. Step 4: Simplify right side
    87,495.68x = 3,719,633,042.75
  5. Step 5: Solve for x
    x = 3,719,633,042.75/87,495.68
  6. Step 6: Final answer
    x = 42,512.19

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