Home / 198,076.25-273,401.33-162,351.61

Finding the Fourth Proportional to 198,076.25, 273,401.33 and 162,351.61

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Solution

The fourth proportional to 198,076.25, 273,401.33 and 162,351.61 is: 224,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,076.25 : 273,401.33 = 162,351.61 : x
  2. Step 2: Convert to fraction form
    198,076.25/273,401.33 = 162,351.61/x
  3. Step 3: Cross multiply
    198,076.25x = 273,401.33 × 162,351.61
  4. Step 4: Simplify right side
    198,076.25x = 44,387,144,606.38
  5. Step 5: Solve for x
    x = 44,387,144,606.38/198,076.25
  6. Step 6: Final answer
    x = 224,091.20

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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.