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Finding the Fourth Proportional to 79,666.92, 119,480.54 and 24,262.12

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Solution

The fourth proportional to 79,666.92, 119,480.54 and 24,262.12 is: 36,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,666.92 : 119,480.54 = 24,262.12 : x
  2. Step 2: Convert to fraction form
    79,666.92/119,480.54 = 24,262.12/x
  3. Step 3: Cross multiply
    79,666.92x = 119,480.54 × 24,262.12
  4. Step 4: Simplify right side
    79,666.92x = 2,898,851,199.14
  5. Step 5: Solve for x
    x = 2,898,851,199.14/79,666.92
  6. Step 6: Final answer
    x = 36,387.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.