Home / 106,625.72-159,938.79-27,739.82

Finding the Fourth Proportional to 106,625.72, 159,938.79 and 27,739.82

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Solution

The fourth proportional to 106,625.72, 159,938.79 and 27,739.82 is: 41,609.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,625.72 : 159,938.79 = 27,739.82 : x
  2. Step 2: Convert to fraction form
    106,625.72/159,938.79 = 27,739.82/x
  3. Step 3: Cross multiply
    106,625.72x = 159,938.79 × 27,739.82
  4. Step 4: Simplify right side
    106,625.72x = 4,436,673,245.62
  5. Step 5: Solve for x
    x = 4,436,673,245.62/106,625.72
  6. Step 6: Final answer
    x = 41,609.78

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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.