Home / 198,933.27-274,527.14-108,294.27

Finding the Fourth Proportional to 198,933.27, 274,527.14 and 108,294.27

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Solution

The fourth proportional to 198,933.27, 274,527.14 and 108,294.27 is: 149,445.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,933.27 : 274,527.14 = 108,294.27 : x
  2. Step 2: Convert to fraction form
    198,933.27/274,527.14 = 108,294.27/x
  3. Step 3: Cross multiply
    198,933.27x = 274,527.14 × 108,294.27
  4. Step 4: Simplify right side
    198,933.27x = 29,729,715,680.02
  5. Step 5: Solve for x
    x = 29,729,715,680.02/198,933.27
  6. Step 6: Final answer
    x = 149,445.67

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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.