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Finding the Fourth Proportional to 16,647.60, 24,974.52 and 5,553.24

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Solution

The fourth proportional to 16,647.60, 24,974.52 and 5,553.24 is: 8,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,647.60 : 24,974.52 = 5,553.24 : x
  2. Step 2: Convert to fraction form
    16,647.60/24,974.52 = 5,553.24/x
  3. Step 3: Cross multiply
    16,647.60x = 24,974.52 × 5,553.24
  4. Step 4: Simplify right side
    16,647.60x = 138,689,503.44
  5. Step 5: Solve for x
    x = 138,689,503.44/16,647.60
  6. Step 6: Final answer
    x = 8,330.90

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1.5x scale

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.