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Finding the Fourth Proportional to 16,542.92, 24,793.88 and 7,759.38

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Solution

The fourth proportional to 16,542.92, 24,793.88 and 7,759.38 is: 11,629.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,542.92 : 24,793.88 = 7,759.38 : x
  2. Step 2: Convert to fraction form
    16,542.92/24,793.88 = 7,759.38/x
  3. Step 3: Cross multiply
    16,542.92x = 24,793.88 × 7,759.38
  4. Step 4: Simplify right side
    16,542.92x = 192,385,136.59
  5. Step 5: Solve for x
    x = 192,385,136.59/16,542.92
  6. Step 6: Final answer
    x = 11,629.45

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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.