Home / 198,065.25-273,330.50-113,182.11

Finding the Fourth Proportional to 198,065.25, 273,330.50 and 113,182.11

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Solution

The fourth proportional to 198,065.25, 273,330.50 and 113,182.11 is: 156,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,065.25 : 273,330.50 = 113,182.11 : x
  2. Step 2: Convert to fraction form
    198,065.25/273,330.50 = 113,182.11/x
  3. Step 3: Cross multiply
    198,065.25x = 273,330.50 × 113,182.11
  4. Step 4: Simplify right side
    198,065.25x = 30,936,122,151.44
  5. Step 5: Solve for x
    x = 30,936,122,151.44/198,065.25
  6. Step 6: Final answer
    x = 156,191.57

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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.