Home / 198,480.73-273,902.22-116,856.43

Finding the Fourth Proportional to 198,480.73, 273,902.22 and 116,856.43

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Solution

The fourth proportional to 198,480.73, 273,902.22 and 116,856.43 is: 161,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,480.73 : 273,902.22 = 116,856.43 : x
  2. Step 2: Convert to fraction form
    198,480.73/273,902.22 = 116,856.43/x
  3. Step 3: Cross multiply
    198,480.73x = 273,902.22 × 116,856.43
  4. Step 4: Simplify right side
    198,480.73x = 32,007,235,598.27
  5. Step 5: Solve for x
    x = 32,007,235,598.27/198,480.73
  6. Step 6: Final answer
    x = 161,261.17

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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.