Home / 73,609.18-101,581.15-41,778.61

Finding the Fourth Proportional to 73,609.18, 101,581.15 and 41,778.61

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Solution

The fourth proportional to 73,609.18, 101,581.15 and 41,778.61 is: 57,654.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,609.18 : 101,581.15 = 41,778.61 : x
  2. Step 2: Convert to fraction form
    73,609.18/101,581.15 = 41,778.61/x
  3. Step 3: Cross multiply
    73,609.18x = 101,581.15 × 41,778.61
  4. Step 4: Simplify right side
    73,609.18x = 4,243,919,249.20
  5. Step 5: Solve for x
    x = 4,243,919,249.20/73,609.18
  6. Step 6: Final answer
    x = 57,654.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.