Home / 198,793.86-274,333.41-108,151.62

Finding the Fourth Proportional to 198,793.86, 274,333.41 and 108,151.62

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Solution

The fourth proportional to 198,793.86, 274,333.41 and 108,151.62 is: 149,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,793.86 : 274,333.41 = 108,151.62 : x
  2. Step 2: Convert to fraction form
    198,793.86/274,333.41 = 108,151.62/x
  3. Step 3: Cross multiply
    198,793.86x = 274,333.41 × 108,151.62
  4. Step 4: Simplify right side
    198,793.86x = 29,669,602,711.62
  5. Step 5: Solve for x
    x = 29,669,602,711.62/198,793.86
  6. Step 6: Final answer
    x = 149,248.08

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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.