Home / 198,100.92-273,376.62-113,215.80

Finding the Fourth Proportional to 198,100.92, 273,376.62 and 113,215.80

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Solution

The fourth proportional to 198,100.92, 273,376.62 and 113,215.80 is: 156,236.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,100.92 : 273,376.62 = 113,215.80 : x
  2. Step 2: Convert to fraction form
    198,100.92/273,376.62 = 113,215.80/x
  3. Step 3: Cross multiply
    198,100.92x = 273,376.62 × 113,215.80
  4. Step 4: Simplify right side
    198,100.92x = 30,950,552,734.60
  5. Step 5: Solve for x
    x = 30,950,552,734.60/198,100.92
  6. Step 6: Final answer
    x = 156,236.29

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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.