Home / 197,800.21-296,375.93-83,856.97

Finding the Fourth Proportional to 197,800.21, 296,375.93 and 83,856.97

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Solution

The fourth proportional to 197,800.21, 296,375.93 and 83,856.97 is: 125,647.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,800.21 : 296,375.93 = 83,856.97 : x
  2. Step 2: Convert to fraction form
    197,800.21/296,375.93 = 83,856.97/x
  3. Step 3: Cross multiply
    197,800.21x = 296,375.93 × 83,856.97
  4. Step 4: Simplify right side
    197,800.21x = 24,853,187,470.73
  5. Step 5: Solve for x
    x = 24,853,187,470.73/197,800.21
  6. Step 6: Final answer
    x = 125,647.93

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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.