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Finding the Fourth Proportional to 27,141.13, 40,677.90 and 13,098.61

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Solution

The fourth proportional to 27,141.13, 40,677.90 and 13,098.61 is: 19,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,141.13 : 40,677.90 = 13,098.61 : x
  2. Step 2: Convert to fraction form
    27,141.13/40,677.90 = 13,098.61/x
  3. Step 3: Cross multiply
    27,141.13x = 40,677.90 × 13,098.61
  4. Step 4: Simplify right side
    27,141.13x = 532,823,949.45
  5. Step 5: Solve for x
    x = 532,823,949.45/27,141.13
  6. Step 6: Final answer
    x = 19,631.61

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