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Finding the Fourth Proportional to 16,469.92, 24,706.48 and 5,376.16

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Solution

The fourth proportional to 16,469.92, 24,706.48 and 5,376.16 is: 8,064.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,469.92 : 24,706.48 = 5,376.16 : x
  2. Step 2: Convert to fraction form
    16,469.92/24,706.48 = 5,376.16/x
  3. Step 3: Cross multiply
    16,469.92x = 24,706.48 × 5,376.16
  4. Step 4: Simplify right side
    16,469.92x = 132,825,989.52
  5. Step 5: Solve for x
    x = 132,825,989.52/16,469.92
  6. Step 6: Final answer
    x = 8,064.76

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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.