Home / 87,615.90-131,423.85-32,204.70

Finding the Fourth Proportional to 87,615.90, 131,423.85 and 32,204.70

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Solution

The fourth proportional to 87,615.90, 131,423.85 and 32,204.70 is: 48,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,615.90 : 131,423.85 = 32,204.70 : x
  2. Step 2: Convert to fraction form
    87,615.90/131,423.85 = 32,204.70/x
  3. Step 3: Cross multiply
    87,615.90x = 131,423.85 × 32,204.70
  4. Step 4: Simplify right side
    87,615.90x = 4,232,465,662.10
  5. Step 5: Solve for x
    x = 4,232,465,662.10/87,615.90
  6. Step 6: Final answer
    x = 48,307.05

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1.5x scale

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.