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Finding the Fourth Proportional to 96,625.98, 144,865.89 and 63,354.42

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Solution

The fourth proportional to 96,625.98, 144,865.89 and 63,354.42 is: 94,983.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,625.98 : 144,865.89 = 63,354.42 : x
  2. Step 2: Convert to fraction form
    96,625.98/144,865.89 = 63,354.42/x
  3. Step 3: Cross multiply
    96,625.98x = 144,865.89 × 63,354.42
  4. Step 4: Simplify right side
    96,625.98x = 9,177,894,438.73
  5. Step 5: Solve for x
    x = 9,177,894,438.73/96,625.98
  6. Step 6: Final answer
    x = 94,983.71

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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.