Home / 96,481.25-144,472.62-66,587.73

Finding the Fourth Proportional to 96,481.25, 144,472.62 and 66,587.73

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Solution

The fourth proportional to 96,481.25, 144,472.62 and 66,587.73 is: 99,709.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,481.25 : 144,472.62 = 66,587.73 : x
  2. Step 2: Convert to fraction form
    96,481.25/144,472.62 = 66,587.73/x
  3. Step 3: Cross multiply
    96,481.25x = 144,472.62 × 66,587.73
  4. Step 4: Simplify right side
    96,481.25x = 9,620,103,812.95
  5. Step 5: Solve for x
    x = 9,620,103,812.95/96,481.25
  6. Step 6: Final answer
    x = 99,709.57

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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.