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Finding the Fourth Proportional to 16,552.24, 24,821.60 and 8,229.20

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Solution

The fourth proportional to 16,552.24, 24,821.60 and 8,229.20 is: 12,340.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,552.24 : 24,821.60 = 8,229.20 : x
  2. Step 2: Convert to fraction form
    16,552.24/24,821.60 = 8,229.20/x
  3. Step 3: Cross multiply
    16,552.24x = 24,821.60 × 8,229.20
  4. Step 4: Simplify right side
    16,552.24x = 204,261,910.72
  5. Step 5: Solve for x
    x = 204,261,910.72/16,552.24
  6. Step 6: Final answer
    x = 12,340.44

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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.