Home / 198,195.44-273,431.85-113,266.94

Finding the Fourth Proportional to 198,195.44, 273,431.85 and 113,266.94

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Solution

The fourth proportional to 198,195.44, 273,431.85 and 113,266.94 is: 156,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,195.44 : 273,431.85 = 113,266.94 : x
  2. Step 2: Convert to fraction form
    198,195.44/273,431.85 = 113,266.94/x
  3. Step 3: Cross multiply
    198,195.44x = 273,431.85 × 113,266.94
  4. Step 4: Simplify right side
    198,195.44x = 30,970,788,948.04
  5. Step 5: Solve for x
    x = 30,970,788,948.04/198,195.44
  6. Step 6: Final answer
    x = 156,263.88

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1.5x scale

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.