Home / 87,735.54-131,655.15-32,370.42

Finding the Fourth Proportional to 87,735.54, 131,655.15 and 32,370.42

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Solution

The fourth proportional to 87,735.54, 131,655.15 and 32,370.42 is: 48,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,735.54 : 131,655.15 = 32,370.42 : x
  2. Step 2: Convert to fraction form
    87,735.54/131,655.15 = 32,370.42/x
  3. Step 3: Cross multiply
    87,735.54x = 131,655.15 × 32,370.42
  4. Step 4: Simplify right side
    87,735.54x = 4,261,732,500.66
  5. Step 5: Solve for x
    x = 4,261,732,500.66/87,735.54
  6. Step 6: Final answer
    x = 48,574.76

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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.