Home / 38,504.60-57,722.52-20,744.92

Finding the Fourth Proportional to 38,504.60, 57,722.52 and 20,744.92

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Solution

The fourth proportional to 38,504.60, 57,722.52 and 20,744.92 is: 31,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,504.60 : 57,722.52 = 20,744.92 : x
  2. Step 2: Convert to fraction form
    38,504.60/57,722.52 = 20,744.92/x
  3. Step 3: Cross multiply
    38,504.60x = 57,722.52 × 20,744.92
  4. Step 4: Simplify right side
    38,504.60x = 1,197,449,059.60
  5. Step 5: Solve for x
    x = 1,197,449,059.60/38,504.60
  6. Step 6: Final answer
    x = 31,098.86

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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.