Home / 87,445.22-131,153.15-24,271.76

Finding the Fourth Proportional to 87,445.22, 131,153.15 and 24,271.76

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Solution

The fourth proportional to 87,445.22, 131,153.15 and 24,271.76 is: 36,403.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,445.22 : 131,153.15 = 24,271.76 : x
  2. Step 2: Convert to fraction form
    87,445.22/131,153.15 = 24,271.76/x
  3. Step 3: Cross multiply
    87,445.22x = 131,153.15 × 24,271.76
  4. Step 4: Simplify right side
    87,445.22x = 3,183,318,168.61
  5. Step 5: Solve for x
    x = 3,183,318,168.61/87,445.22
  6. Step 6: Final answer
    x = 36,403.57

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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.