Home / 48,781.92-73,231.16-29,069.76

Finding the Fourth Proportional to 48,781.92, 73,231.16 and 29,069.76

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Solution

The fourth proportional to 48,781.92, 73,231.16 and 29,069.76 is: 43,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,781.92 : 73,231.16 = 29,069.76 : x
  2. Step 2: Convert to fraction form
    48,781.92/73,231.16 = 29,069.76/x
  3. Step 3: Cross multiply
    48,781.92x = 73,231.16 × 29,069.76
  4. Step 4: Simplify right side
    48,781.92x = 2,128,812,245.72
  5. Step 5: Solve for x
    x = 2,128,812,245.72/48,781.92
  6. Step 6: Final answer
    x = 43,639.37

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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.