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Finding the Fourth Proportional to 16,654.52, 24,974.46 and 8,861.48

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Solution

The fourth proportional to 16,654.52, 24,974.46 and 8,861.48 is: 13,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,654.52 : 24,974.46 = 8,861.48 : x
  2. Step 2: Convert to fraction form
    16,654.52/24,974.46 = 8,861.48/x
  3. Step 3: Cross multiply
    16,654.52x = 24,974.46 × 8,861.48
  4. Step 4: Simplify right side
    16,654.52x = 221,310,677.80
  5. Step 5: Solve for x
    x = 221,310,677.80/16,654.52
  6. Step 6: Final answer
    x = 13,288.33

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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.