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Finding the Fourth Proportional to 16,379.97, 24,569.97 and 7,013.94

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Solution

The fourth proportional to 16,379.97, 24,569.97 and 7,013.94 is: 10,520.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.97 : 24,569.97 = 7,013.94 : x
  2. Step 2: Convert to fraction form
    16,379.97/24,569.97 = 7,013.94/x
  3. Step 3: Cross multiply
    16,379.97x = 24,569.97 × 7,013.94
  4. Step 4: Simplify right side
    16,379.97x = 172,332,315.15
  5. Step 5: Solve for x
    x = 172,332,315.15/16,379.97
  6. Step 6: Final answer
    x = 10,520.92

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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.