Home / 106,169.75-159,279.23-36,049.07

Finding the Fourth Proportional to 106,169.75, 159,279.23 and 36,049.07

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Solution

The fourth proportional to 106,169.75, 159,279.23 and 36,049.07 is: 54,081.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,169.75 : 159,279.23 = 36,049.07 : x
  2. Step 2: Convert to fraction form
    106,169.75/159,279.23 = 36,049.07/x
  3. Step 3: Cross multiply
    106,169.75x = 159,279.23 × 36,049.07
  4. Step 4: Simplify right side
    106,169.75x = 5,741,868,111.82
  5. Step 5: Solve for x
    x = 5,741,868,111.82/106,169.75
  6. Step 6: Final answer
    x = 54,081.96

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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.