Home / 87,829.96-131,763.17-35,243.54

Finding the Fourth Proportional to 87,829.96, 131,763.17 and 35,243.54

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Solution

The fourth proportional to 87,829.96, 131,763.17 and 35,243.54 is: 52,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,829.96 : 131,763.17 = 35,243.54 : x
  2. Step 2: Convert to fraction form
    87,829.96/131,763.17 = 35,243.54/x
  3. Step 3: Cross multiply
    87,829.96x = 131,763.17 × 35,243.54
  4. Step 4: Simplify right side
    87,829.96x = 4,643,800,552.42
  5. Step 5: Solve for x
    x = 4,643,800,552.42/87,829.96
  6. Step 6: Final answer
    x = 52,872.63

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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.