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Finding the Fourth Proportional to 95,424.88, 143,137.32 and 29,760.88

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Solution

The fourth proportional to 95,424.88, 143,137.32 and 29,760.88 is: 44,641.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,424.88 : 143,137.32 = 29,760.88 : x
  2. Step 2: Convert to fraction form
    95,424.88/143,137.32 = 29,760.88/x
  3. Step 3: Cross multiply
    95,424.88x = 143,137.32 × 29,760.88
  4. Step 4: Simplify right side
    95,424.88x = 4,259,891,739.55
  5. Step 5: Solve for x
    x = 4,259,891,739.55/95,424.88
  6. Step 6: Final answer
    x = 44,641.31

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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.