Home / 198,351.15-273,724.28-108,927.15

Finding the Fourth Proportional to 198,351.15, 273,724.28 and 108,927.15

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Solution

The fourth proportional to 198,351.15, 273,724.28 and 108,927.15 is: 150,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,351.15 : 273,724.28 = 108,927.15 : x
  2. Step 2: Convert to fraction form
    198,351.15/273,724.28 = 108,927.15/x
  3. Step 3: Cross multiply
    198,351.15x = 273,724.28 × 108,927.15
  4. Step 4: Simplify right side
    198,351.15x = 29,816,005,161.57
  5. Step 5: Solve for x
    x = 29,816,005,161.57/198,351.15
  6. Step 6: Final answer
    x = 150,319.30

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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.