Home / 88,760.24-122,489.96-50,517.91

Finding the Fourth Proportional to 88,760.24, 122,489.96 and 50,517.91

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Solution

The fourth proportional to 88,760.24, 122,489.96 and 50,517.91 is: 69,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,760.24 : 122,489.96 = 50,517.91 : x
  2. Step 2: Convert to fraction form
    88,760.24/122,489.96 = 50,517.91/x
  3. Step 3: Cross multiply
    88,760.24x = 122,489.96 × 50,517.91
  4. Step 4: Simplify right side
    88,760.24x = 6,187,936,775.18
  5. Step 5: Solve for x
    x = 6,187,936,775.18/88,760.24
  6. Step 6: Final answer
    x = 69,715.19

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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.