Home / 194,708.59-292,083.39-80,843.47

Finding the Fourth Proportional to 194,708.59, 292,083.39 and 80,843.47

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Solution

The fourth proportional to 194,708.59, 292,083.39 and 80,843.47 is: 121,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,708.59 : 292,083.39 = 80,843.47 : x
  2. Step 2: Convert to fraction form
    194,708.59/292,083.39 = 80,843.47/x
  3. Step 3: Cross multiply
    194,708.59x = 292,083.39 × 80,843.47
  4. Step 4: Simplify right side
    194,708.59x = 23,613,034,046.75
  5. Step 5: Solve for x
    x = 23,613,034,046.75/194,708.59
  6. Step 6: Final answer
    x = 121,273.72

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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.