Home / 198,924.82-274,522.44-108,286.82

Finding the Fourth Proportional to 198,924.82, 274,522.44 and 108,286.82

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Solution

The fourth proportional to 198,924.82, 274,522.44 and 108,286.82 is: 149,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,924.82 : 274,522.44 = 108,286.82 : x
  2. Step 2: Convert to fraction form
    198,924.82/274,522.44 = 108,286.82/x
  3. Step 3: Cross multiply
    198,924.82x = 274,522.44 × 108,286.82
  4. Step 4: Simplify right side
    198,924.82x = 29,727,162,191.11
  5. Step 5: Solve for x
    x = 29,727,162,191.11/198,924.82
  6. Step 6: Final answer
    x = 149,439.18

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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.