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Finding the Fourth Proportional to 27,932.31, 41,874.89 and 12,125.41

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Solution

The fourth proportional to 27,932.31, 41,874.89 and 12,125.41 is: 18,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,932.31 : 41,874.89 = 12,125.41 : x
  2. Step 2: Convert to fraction form
    27,932.31/41,874.89 = 12,125.41/x
  3. Step 3: Cross multiply
    27,932.31x = 41,874.89 × 12,125.41
  4. Step 4: Simplify right side
    27,932.31x = 507,750,348.39
  5. Step 5: Solve for x
    x = 507,750,348.39/27,932.31
  6. Step 6: Final answer
    x = 18,177.89

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