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Finding the Fourth Proportional to 71,815.70, 107,732.43 and 24,438.74

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Solution

The fourth proportional to 71,815.70, 107,732.43 and 24,438.74 is: 36,661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,815.70 : 107,732.43 = 24,438.74 : x
  2. Step 2: Convert to fraction form
    71,815.70/107,732.43 = 24,438.74/x
  3. Step 3: Cross multiply
    71,815.70x = 107,732.43 × 24,438.74
  4. Step 4: Simplify right side
    71,815.70x = 2,632,844,846.34
  5. Step 5: Solve for x
    x = 2,632,844,846.34/71,815.70
  6. Step 6: Final answer
    x = 36,661.13

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