Home / 196,540.43-294,924.92-82,679.89

Finding the Fourth Proportional to 196,540.43, 294,924.92 and 82,679.89

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Solution

The fourth proportional to 196,540.43, 294,924.92 and 82,679.89 is: 124,067.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,540.43 : 294,924.92 = 82,679.89 : x
  2. Step 2: Convert to fraction form
    196,540.43/294,924.92 = 82,679.89/x
  3. Step 3: Cross multiply
    196,540.43x = 294,924.92 × 82,679.89
  4. Step 4: Simplify right side
    196,540.43x = 24,384,359,943.86
  5. Step 5: Solve for x
    x = 24,384,359,943.86/196,540.43
  6. Step 6: Final answer
    x = 124,067.91

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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.