Home / 198,927.35-274,523.24-108,285.92

Finding the Fourth Proportional to 198,927.35, 274,523.24 and 108,285.92

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Solution

The fourth proportional to 198,927.35, 274,523.24 and 108,285.92 is: 149,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,927.35 : 274,523.24 = 108,285.92 : x
  2. Step 2: Convert to fraction form
    198,927.35/274,523.24 = 108,285.92/x
  3. Step 3: Cross multiply
    198,927.35x = 274,523.24 × 108,285.92
  4. Step 4: Simplify right side
    198,927.35x = 29,727,001,604.78
  5. Step 5: Solve for x
    x = 29,727,001,604.78/198,927.35
  6. Step 6: Final answer
    x = 149,436.47

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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.