Home / 38,481.60-57,654.36-26,739.84

Finding the Fourth Proportional to 38,481.60, 57,654.36 and 26,739.84

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Solution

The fourth proportional to 38,481.60, 57,654.36 and 26,739.84 is: 40,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,481.60 : 57,654.36 = 26,739.84 : x
  2. Step 2: Convert to fraction form
    38,481.60/57,654.36 = 26,739.84/x
  3. Step 3: Cross multiply
    38,481.60x = 57,654.36 × 26,739.84
  4. Step 4: Simplify right side
    38,481.60x = 1,541,668,361.70
  5. Step 5: Solve for x
    x = 1,541,668,361.70/38,481.60
  6. Step 6: Final answer
    x = 40,062.48

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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.