Home / 69,517.23-95,861.79-59,478.90

Finding the Fourth Proportional to 69,517.23, 95,861.79 and 59,478.90

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Solution

The fourth proportional to 69,517.23, 95,861.79 and 59,478.90 is: 82,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,517.23 : 95,861.79 = 59,478.90 : x
  2. Step 2: Convert to fraction form
    69,517.23/95,861.79 = 59,478.90/x
  3. Step 3: Cross multiply
    69,517.23x = 95,861.79 × 59,478.90
  4. Step 4: Simplify right side
    69,517.23x = 5,701,753,821.23
  5. Step 5: Solve for x
    x = 5,701,753,821.23/69,517.23
  6. Step 6: Final answer
    x = 82,019.29

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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.