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Finding the Fourth Proportional to 95,631, 143,469.54 and 29,967

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Solution

The fourth proportional to 95,631, 143,469.54 and 29,967 is: 44,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,631 : 143,469.54 = 29,967 : x
  2. Step 2: Convert to fraction form
    95,631/143,469.54 = 29,967/x
  3. Step 3: Cross multiply
    95,631x = 143,469.54 × 29,967
  4. Step 4: Simplify right side
    95,631x = 4,299,351,705.18
  5. Step 5: Solve for x
    x = 4,299,351,705.18/95,631
  6. Step 6: Final answer
    x = 44,957.72

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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.