Home / 49,654.44-74,481.48-20,071.92

Finding the Fourth Proportional to 49,654.44, 74,481.48 and 20,071.92

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Solution

The fourth proportional to 49,654.44, 74,481.48 and 20,071.92 is: 30,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,654.44 : 74,481.48 = 20,071.92 : x
  2. Step 2: Convert to fraction form
    49,654.44/74,481.48 = 20,071.92/x
  3. Step 3: Cross multiply
    49,654.44x = 74,481.48 × 20,071.92
  4. Step 4: Simplify right side
    49,654.44x = 1,494,986,308.04
  5. Step 5: Solve for x
    x = 1,494,986,308.04/49,654.44
  6. Step 6: Final answer
    x = 30,107.81

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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.