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Finding the Fourth Proportional to 16,447.20, 24,697.20 and 15,234.40

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Solution

The fourth proportional to 16,447.20, 24,697.20 and 15,234.40 is: 22,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,447.20 : 24,697.20 = 15,234.40 : x
  2. Step 2: Convert to fraction form
    16,447.20/24,697.20 = 15,234.40/x
  3. Step 3: Cross multiply
    16,447.20x = 24,697.20 × 15,234.40
  4. Step 4: Simplify right side
    16,447.20x = 376,247,023.68
  5. Step 5: Solve for x
    x = 376,247,023.68/16,447.20
  6. Step 6: Final answer
    x = 22,876.05

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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.