Home / 108,404.32-162,471.12-52,234.06

Finding the Fourth Proportional to 108,404.32, 162,471.12 and 52,234.06

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Solution

The fourth proportional to 108,404.32, 162,471.12 and 52,234.06 is: 78,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,404.32 : 162,471.12 = 52,234.06 : x
  2. Step 2: Convert to fraction form
    108,404.32/162,471.12 = 52,234.06/x
  3. Step 3: Cross multiply
    108,404.32x = 162,471.12 × 52,234.06
  4. Step 4: Simplify right side
    108,404.32x = 8,486,526,230.35
  5. Step 5: Solve for x
    x = 8,486,526,230.35/108,404.32
  6. Step 6: Final answer
    x = 78,285.87

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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.