Home / 198,193.07-273,505.04-107,546.73

Finding the Fourth Proportional to 198,193.07, 273,505.04 and 107,546.73

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Solution

The fourth proportional to 198,193.07, 273,505.04 and 107,546.73 is: 148,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,193.07 : 273,505.04 = 107,546.73 : x
  2. Step 2: Convert to fraction form
    198,193.07/273,505.04 = 107,546.73/x
  3. Step 3: Cross multiply
    198,193.07x = 273,505.04 × 107,546.73
  4. Step 4: Simplify right side
    198,193.07x = 29,414,572,690.52
  5. Step 5: Solve for x
    x = 29,414,572,690.52/198,193.07
  6. Step 6: Final answer
    x = 148,413.73

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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.