Home / 113,309.20-169,974.92-41,281.70

Finding the Fourth Proportional to 113,309.20, 169,974.92 and 41,281.70

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Solution

The fourth proportional to 113,309.20, 169,974.92 and 41,281.70 is: 61,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,309.20 : 169,974.92 = 41,281.70 : x
  2. Step 2: Convert to fraction form
    113,309.20/169,974.92 = 41,281.70/x
  3. Step 3: Cross multiply
    113,309.20x = 169,974.92 × 41,281.70
  4. Step 4: Simplify right side
    113,309.20x = 7,016,853,654.96
  5. Step 5: Solve for x
    x = 7,016,853,654.96/113,309.20
  6. Step 6: Final answer
    x = 61,926.60

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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.