Home / 198,272.50-273,617.97-108,850.42

Finding the Fourth Proportional to 198,272.50, 273,617.97 and 108,850.42

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Solution

The fourth proportional to 198,272.50, 273,617.97 and 108,850.42 is: 150,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,272.50 : 273,617.97 = 108,850.42 : x
  2. Step 2: Convert to fraction form
    198,272.50/273,617.97 = 108,850.42/x
  3. Step 3: Cross multiply
    198,272.50x = 273,617.97 × 108,850.42
  4. Step 4: Simplify right side
    198,272.50x = 29,783,430,954.05
  5. Step 5: Solve for x
    x = 29,783,430,954.05/198,272.50
  6. Step 6: Final answer
    x = 150,214.63

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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.