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Finding the Fourth Proportional to 168,558.44, 232,610.99 and 92,078.10

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Solution

The fourth proportional to 168,558.44, 232,610.99 and 92,078.10 is: 127,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,558.44 : 232,610.99 = 92,078.10 : x
  2. Step 2: Convert to fraction form
    168,558.44/232,610.99 = 92,078.10/x
  3. Step 3: Cross multiply
    168,558.44x = 232,610.99 × 92,078.10
  4. Step 4: Simplify right side
    168,558.44x = 21,418,377,537.93
  5. Step 5: Solve for x
    x = 21,418,377,537.93/168,558.44
  6. Step 6: Final answer
    x = 127,067.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.