Home / 68,475.10-102,712.65-24,151.90

Finding the Fourth Proportional to 68,475.10, 102,712.65 and 24,151.90

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Solution

The fourth proportional to 68,475.10, 102,712.65 and 24,151.90 is: 36,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,475.10 : 102,712.65 = 24,151.90 : x
  2. Step 2: Convert to fraction form
    68,475.10/102,712.65 = 24,151.90/x
  3. Step 3: Cross multiply
    68,475.10x = 102,712.65 × 24,151.90
  4. Step 4: Simplify right side
    68,475.10x = 2,480,705,651.54
  5. Step 5: Solve for x
    x = 2,480,705,651.54/68,475.10
  6. Step 6: Final answer
    x = 36,227.85

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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.