Home / 172,044.89-258,067.24-53,726.37

Finding the Fourth Proportional to 172,044.89, 258,067.24 and 53,726.37

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Solution

The fourth proportional to 172,044.89, 258,067.24 and 53,726.37 is: 80,589.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,044.89 : 258,067.24 = 53,726.37 : x
  2. Step 2: Convert to fraction form
    172,044.89/258,067.24 = 53,726.37/x
  3. Step 3: Cross multiply
    172,044.89x = 258,067.24 × 53,726.37
  4. Step 4: Simplify right side
    172,044.89x = 13,865,016,021.12
  5. Step 5: Solve for x
    x = 13,865,016,021.12/172,044.89
  6. Step 6: Final answer
    x = 80,589.53

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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.