Home / 125,174.25-172,744.52-68,589.27

Finding the Fourth Proportional to 125,174.25, 172,744.52 and 68,589.27

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Solution

The fourth proportional to 125,174.25, 172,744.52 and 68,589.27 is: 94,655.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,174.25 : 172,744.52 = 68,589.27 : x
  2. Step 2: Convert to fraction form
    125,174.25/172,744.52 = 68,589.27/x
  3. Step 3: Cross multiply
    125,174.25x = 172,744.52 × 68,589.27
  4. Step 4: Simplify right side
    125,174.25x = 11,848,420,180.35
  5. Step 5: Solve for x
    x = 11,848,420,180.35/125,174.25
  6. Step 6: Final answer
    x = 94,655.41

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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.