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Finding the Fourth Proportional to 8,766.72, 12,101.49 and 5,932.71

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Solution

The fourth proportional to 8,766.72, 12,101.49 and 5,932.71 is: 8,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.72 : 12,101.49 = 5,932.71 : x
  2. Step 2: Convert to fraction form
    8,766.72/12,101.49 = 5,932.71/x
  3. Step 3: Cross multiply
    8,766.72x = 12,101.49 × 5,932.71
  4. Step 4: Simplify right side
    8,766.72x = 71,794,630.74
  5. Step 5: Solve for x
    x = 71,794,630.74/8,766.72
  6. Step 6: Final answer
    x = 8,189.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.