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Finding the Fourth Proportional to 16,247.92, 24,369 and 5,859.76

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Solution

The fourth proportional to 16,247.92, 24,369 and 5,859.76 is: 8,788.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.92 : 24,369 = 5,859.76 : x
  2. Step 2: Convert to fraction form
    16,247.92/24,369 = 5,859.76/x
  3. Step 3: Cross multiply
    16,247.92x = 24,369 × 5,859.76
  4. Step 4: Simplify right side
    16,247.92x = 142,796,491.44
  5. Step 5: Solve for x
    x = 142,796,491.44/16,247.92
  6. Step 6: Final answer
    x = 8,788.60

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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.