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Finding the Fourth Proportional to 87,940.45, 131,918.45 and 24,761.11

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Solution

The fourth proportional to 87,940.45, 131,918.45 and 24,761.11 is: 37,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,940.45 : 131,918.45 = 24,761.11 : x
  2. Step 2: Convert to fraction form
    87,940.45/131,918.45 = 24,761.11/x
  3. Step 3: Cross multiply
    87,940.45x = 131,918.45 × 24,761.11
  4. Step 4: Simplify right side
    87,940.45x = 3,266,447,251.48
  5. Step 5: Solve for x
    x = 3,266,447,251.48/87,940.45
  6. Step 6: Final answer
    x = 37,143.85

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