Home / 67,218.20-100,827.30-63,937.70

Finding the Fourth Proportional to 67,218.20, 100,827.30 and 63,937.70

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Solution

The fourth proportional to 67,218.20, 100,827.30 and 63,937.70 is: 95,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,218.20 : 100,827.30 = 63,937.70 : x
  2. Step 2: Convert to fraction form
    67,218.20/100,827.30 = 63,937.70/x
  3. Step 3: Cross multiply
    67,218.20x = 100,827.30 × 63,937.70
  4. Step 4: Simplify right side
    67,218.20x = 6,446,665,659.21
  5. Step 5: Solve for x
    x = 6,446,665,659.21/67,218.20
  6. Step 6: Final answer
    x = 95,906.55

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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.