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Finding the Fourth Proportional to 16,843.56, 25,265.20 and 8,073.60

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Solution

The fourth proportional to 16,843.56, 25,265.20 and 8,073.60 is: 12,110.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843.56 : 25,265.20 = 8,073.60 : x
  2. Step 2: Convert to fraction form
    16,843.56/25,265.20 = 8,073.60/x
  3. Step 3: Cross multiply
    16,843.56x = 25,265.20 × 8,073.60
  4. Step 4: Simplify right side
    16,843.56x = 203,981,118.72
  5. Step 5: Solve for x
    x = 203,981,118.72/16,843.56
  6. Step 6: Final answer
    x = 12,110.33

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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.