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Finding the Fourth Proportional to 79,766.82, 119,645.91 and 24,358.50

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Solution

The fourth proportional to 79,766.82, 119,645.91 and 24,358.50 is: 36,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,766.82 : 119,645.91 = 24,358.50 : x
  2. Step 2: Convert to fraction form
    79,766.82/119,645.91 = 24,358.50/x
  3. Step 3: Cross multiply
    79,766.82x = 119,645.91 × 24,358.50
  4. Step 4: Simplify right side
    79,766.82x = 2,914,394,898.74
  5. Step 5: Solve for x
    x = 2,914,394,898.74/79,766.82
  6. Step 6: Final answer
    x = 36,536.43

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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.