Home / 88,000.20-132,000.30-32,617.80

Finding the Fourth Proportional to 88,000.20, 132,000.30 and 32,617.80

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Solution

The fourth proportional to 88,000.20, 132,000.30 and 32,617.80 is: 48,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.20 : 132,000.30 = 32,617.80 : x
  2. Step 2: Convert to fraction form
    88,000.20/132,000.30 = 32,617.80/x
  3. Step 3: Cross multiply
    88,000.20x = 132,000.30 × 32,617.80
  4. Step 4: Simplify right side
    88,000.20x = 4,305,559,385.34
  5. Step 5: Solve for x
    x = 4,305,559,385.34/88,000.20
  6. Step 6: Final answer
    x = 48,926.70

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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.