Home / 198,395.55-297,517.17-84,471.13

Finding the Fourth Proportional to 198,395.55, 297,517.17 and 84,471.13

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Solution

The fourth proportional to 198,395.55, 297,517.17 and 84,471.13 is: 126,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,395.55 : 297,517.17 = 84,471.13 : x
  2. Step 2: Convert to fraction form
    198,395.55/297,517.17 = 84,471.13/x
  3. Step 3: Cross multiply
    198,395.55x = 297,517.17 × 84,471.13
  4. Step 4: Simplify right side
    198,395.55x = 25,131,611,544.30
  5. Step 5: Solve for x
    x = 25,131,611,544.30/198,395.55
  6. Step 6: Final answer
    x = 126,674.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.