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Finding the Fourth Proportional to 96,601.80, 144,909.90 and 34,264.20

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Solution

The fourth proportional to 96,601.80, 144,909.90 and 34,264.20 is: 51,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,601.80 : 144,909.90 = 34,264.20 : x
  2. Step 2: Convert to fraction form
    96,601.80/144,909.90 = 34,264.20/x
  3. Step 3: Cross multiply
    96,601.80x = 144,909.90 × 34,264.20
  4. Step 4: Simplify right side
    96,601.80x = 4,965,221,795.58
  5. Step 5: Solve for x
    x = 4,965,221,795.58/96,601.80
  6. Step 6: Final answer
    x = 51,398.85

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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.