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Finding the Fourth Proportional to 79,711.74, 119,575.71 and 27,124.92

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Solution

The fourth proportional to 79,711.74, 119,575.71 and 27,124.92 is: 40,690.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,711.74 : 119,575.71 = 27,124.92 : x
  2. Step 2: Convert to fraction form
    79,711.74/119,575.71 = 27,124.92/x
  3. Step 3: Cross multiply
    79,711.74x = 119,575.71 × 27,124.92
  4. Step 4: Simplify right side
    79,711.74x = 3,243,481,567.69
  5. Step 5: Solve for x
    x = 3,243,481,567.69/79,711.74
  6. Step 6: Final answer
    x = 40,690.14

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