Home / 198,191.94-273,427.02-113,263.44

Finding the Fourth Proportional to 198,191.94, 273,427.02 and 113,263.44

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Solution

The fourth proportional to 198,191.94, 273,427.02 and 113,263.44 is: 156,259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,191.94 : 273,427.02 = 113,263.44 : x
  2. Step 2: Convert to fraction form
    198,191.94/273,427.02 = 113,263.44/x
  3. Step 3: Cross multiply
    198,191.94x = 273,427.02 × 113,263.44
  4. Step 4: Simplify right side
    198,191.94x = 30,969,284,874.15
  5. Step 5: Solve for x
    x = 30,969,284,874.15/198,191.94
  6. Step 6: Final answer
    x = 156,259.05

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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.