Home / 198,007.94-273,265.44-113,123.18

Finding the Fourth Proportional to 198,007.94, 273,265.44 and 113,123.18

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Solution

The fourth proportional to 198,007.94, 273,265.44 and 113,123.18 is: 156,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,007.94 : 273,265.44 = 113,123.18 : x
  2. Step 2: Convert to fraction form
    198,007.94/273,265.44 = 113,123.18/x
  3. Step 3: Cross multiply
    198,007.94x = 273,265.44 × 113,123.18
  4. Step 4: Simplify right side
    198,007.94x = 30,912,655,556.90
  5. Step 5: Solve for x
    x = 30,912,655,556.90/198,007.94
  6. Step 6: Final answer
    x = 156,118.26

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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.