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Finding the Fourth Proportional to 87,349.62, 131,024.44 and 57,955.26

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Solution

The fourth proportional to 87,349.62, 131,024.44 and 57,955.26 is: 86,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,349.62 : 131,024.44 = 57,955.26 : x
  2. Step 2: Convert to fraction form
    87,349.62/131,024.44 = 57,955.26/x
  3. Step 3: Cross multiply
    87,349.62x = 131,024.44 × 57,955.26
  4. Step 4: Simplify right side
    87,349.62x = 7,593,555,486.55
  5. Step 5: Solve for x
    x = 7,593,555,486.55/87,349.62
  6. Step 6: Final answer
    x = 86,932.90

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