Home / 197,481.12-296,863.20-158,465.04

Finding the Fourth Proportional to 197,481.12, 296,863.20 and 158,465.04

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Solution

The fourth proportional to 197,481.12, 296,863.20 and 158,465.04 is: 238,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,481.12 : 296,863.20 = 158,465.04 : x
  2. Step 2: Convert to fraction form
    197,481.12/296,863.20 = 158,465.04/x
  3. Step 3: Cross multiply
    197,481.12x = 296,863.20 × 158,465.04
  4. Step 4: Simplify right side
    197,481.12x = 47,042,438,862.53
  5. Step 5: Solve for x
    x = 47,042,438,862.53/197,481.12
  6. Step 6: Final answer
    x = 238,212.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.