Home / 106,072.26-159,003.27-49,811.65

Finding the Fourth Proportional to 106,072.26, 159,003.27 and 49,811.65

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Solution

The fourth proportional to 106,072.26, 159,003.27 and 49,811.65 is: 74,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,072.26 : 159,003.27 = 49,811.65 : x
  2. Step 2: Convert to fraction form
    106,072.26/159,003.27 = 49,811.65/x
  3. Step 3: Cross multiply
    106,072.26x = 159,003.27 × 49,811.65
  4. Step 4: Simplify right side
    106,072.26x = 7,920,215,234.10
  5. Step 5: Solve for x
    x = 7,920,215,234.10/106,072.26
  6. Step 6: Final answer
    x = 74,668.11

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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.