Home / 198,434.92-273,731.13-125,704.62

Finding the Fourth Proportional to 198,434.92, 273,731.13 and 125,704.62

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Solution

The fourth proportional to 198,434.92, 273,731.13 and 125,704.62 is: 173,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,434.92 : 273,731.13 = 125,704.62 : x
  2. Step 2: Convert to fraction form
    198,434.92/273,731.13 = 125,704.62/x
  3. Step 3: Cross multiply
    198,434.92x = 273,731.13 × 125,704.62
  4. Step 4: Simplify right side
    198,434.92x = 34,409,267,678.82
  5. Step 5: Solve for x
    x = 34,409,267,678.82/198,434.92
  6. Step 6: Final answer
    x = 173,403.29

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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.