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Finding the Fourth Proportional to 16,321.26, 24,484.05 and 8,001.55

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Solution

The fourth proportional to 16,321.26, 24,484.05 and 8,001.55 is: 12,003.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321.26 : 24,484.05 = 8,001.55 : x
  2. Step 2: Convert to fraction form
    16,321.26/24,484.05 = 8,001.55/x
  3. Step 3: Cross multiply
    16,321.26x = 24,484.05 × 8,001.55
  4. Step 4: Simplify right side
    16,321.26x = 195,910,350.28
  5. Step 5: Solve for x
    x = 195,910,350.28/16,321.26
  6. Step 6: Final answer
    x = 12,003.38

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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.