Home / 69,454.56-95,841.60-39,242.50

Finding the Fourth Proportional to 69,454.56, 95,841.60 and 39,242.50

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Solution

The fourth proportional to 69,454.56, 95,841.60 and 39,242.50 is: 54,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,454.56 : 95,841.60 = 39,242.50 : x
  2. Step 2: Convert to fraction form
    69,454.56/95,841.60 = 39,242.50/x
  3. Step 3: Cross multiply
    69,454.56x = 95,841.60 × 39,242.50
  4. Step 4: Simplify right side
    69,454.56x = 3,761,063,988
  5. Step 5: Solve for x
    x = 3,761,063,988/69,454.56
  6. Step 6: Final answer
    x = 54,151.43

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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.