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Finding the Fourth Proportional to 91,442.47, 137,149.84 and 24,887.78

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Solution

The fourth proportional to 91,442.47, 137,149.84 and 24,887.78 is: 37,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,442.47 : 137,149.84 = 24,887.78 : x
  2. Step 2: Convert to fraction form
    91,442.47/137,149.84 = 24,887.78/x
  3. Step 3: Cross multiply
    91,442.47x = 137,149.84 × 24,887.78
  4. Step 4: Simplify right side
    91,442.47x = 3,413,355,044.96
  5. Step 5: Solve for x
    x = 3,413,355,044.96/91,442.47
  6. Step 6: Final answer
    x = 37,327.90

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