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Finding the Fourth Proportional to 96,092.80, 144,139.20 and 91,500.10

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Solution

The fourth proportional to 96,092.80, 144,139.20 and 91,500.10 is: 137,250.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,092.80 : 144,139.20 = 91,500.10 : x
  2. Step 2: Convert to fraction form
    96,092.80/144,139.20 = 91,500.10/x
  3. Step 3: Cross multiply
    96,092.80x = 144,139.20 × 91,500.10
  4. Step 4: Simplify right side
    96,092.80x = 13,188,751,213.92
  5. Step 5: Solve for x
    x = 13,188,751,213.92/96,092.80
  6. Step 6: Final answer
    x = 137,250.15

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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.