Home / 60,781.62-91,110.08-23,331.61

Finding the Fourth Proportional to 60,781.62, 91,110.08 and 23,331.61

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Solution

The fourth proportional to 60,781.62, 91,110.08 and 23,331.61 is: 34,973.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,781.62 : 91,110.08 = 23,331.61 : x
  2. Step 2: Convert to fraction form
    60,781.62/91,110.08 = 23,331.61/x
  3. Step 3: Cross multiply
    60,781.62x = 91,110.08 × 23,331.61
  4. Step 4: Simplify right side
    60,781.62x = 2,125,745,025.85
  5. Step 5: Solve for x
    x = 2,125,745,025.85/60,781.62
  6. Step 6: Final answer
    x = 34,973.48

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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.