Home / 198,733.46-274,255.70-108,091.40

Finding the Fourth Proportional to 198,733.46, 274,255.70 and 108,091.40

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Solution

The fourth proportional to 198,733.46, 274,255.70 and 108,091.40 is: 149,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,733.46 : 274,255.70 = 108,091.40 : x
  2. Step 2: Convert to fraction form
    198,733.46/274,255.70 = 108,091.40/x
  3. Step 3: Cross multiply
    198,733.46x = 274,255.70 × 108,091.40
  4. Step 4: Simplify right side
    198,733.46x = 29,644,680,659.24
  5. Step 5: Solve for x
    x = 29,644,680,659.24/198,733.46
  6. Step 6: Final answer
    x = 149,168.04

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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.