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Finding the Fourth Proportional to 95,423, 143,134.56 and 29,759

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Solution

The fourth proportional to 95,423, 143,134.56 and 29,759 is: 44,638.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,423 : 143,134.56 = 29,759 : x
  2. Step 2: Convert to fraction form
    95,423/143,134.56 = 29,759/x
  3. Step 3: Cross multiply
    95,423x = 143,134.56 × 29,759
  4. Step 4: Simplify right side
    95,423x = 4,259,541,371.04
  5. Step 5: Solve for x
    x = 4,259,541,371.04/95,423
  6. Step 6: Final answer
    x = 44,638.52

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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.