Home / 197,481.69-296,388.39-85,246.66

Finding the Fourth Proportional to 197,481.69, 296,388.39 and 85,246.66

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Solution

The fourth proportional to 197,481.69, 296,388.39 and 85,246.66 is: 127,941.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,481.69 : 296,388.39 = 85,246.66 : x
  2. Step 2: Convert to fraction form
    197,481.69/296,388.39 = 85,246.66/x
  3. Step 3: Cross multiply
    197,481.69x = 296,388.39 × 85,246.66
  4. Step 4: Simplify right side
    197,481.69x = 25,266,120,310.28
  5. Step 5: Solve for x
    x = 25,266,120,310.28/197,481.69
  6. Step 6: Final answer
    x = 127,941.58

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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.