Home / 82,254.20-123,385.68-26,098.65

Finding the Fourth Proportional to 82,254.20, 123,385.68 and 26,098.65

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Solution

The fourth proportional to 82,254.20, 123,385.68 and 26,098.65 is: 39,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,254.20 : 123,385.68 = 26,098.65 : x
  2. Step 2: Convert to fraction form
    82,254.20/123,385.68 = 26,098.65/x
  3. Step 3: Cross multiply
    82,254.20x = 123,385.68 × 26,098.65
  4. Step 4: Simplify right side
    82,254.20x = 3,220,199,677.33
  5. Step 5: Solve for x
    x = 3,220,199,677.33/82,254.20
  6. Step 6: Final answer
    x = 39,149.37

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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.