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Finding the Fourth Proportional to 96,217.80, 144,301.10 and 29,657.80

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Solution

The fourth proportional to 96,217.80, 144,301.10 and 29,657.80 is: 44,478.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,217.80 : 144,301.10 = 29,657.80 : x
  2. Step 2: Convert to fraction form
    96,217.80/144,301.10 = 29,657.80/x
  3. Step 3: Cross multiply
    96,217.80x = 144,301.10 × 29,657.80
  4. Step 4: Simplify right side
    96,217.80x = 4,279,653,163.58
  5. Step 5: Solve for x
    x = 4,279,653,163.58/96,217.80
  6. Step 6: Final answer
    x = 44,478.81

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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.