Home / 36,379.31-54,563.57-10,081.31

Finding the Fourth Proportional to 36,379.31, 54,563.57 and 10,081.31

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Solution

The fourth proportional to 36,379.31, 54,563.57 and 10,081.31 is: 15,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,379.31 : 54,563.57 = 10,081.31 : x
  2. Step 2: Convert to fraction form
    36,379.31/54,563.57 = 10,081.31/x
  3. Step 3: Cross multiply
    36,379.31x = 54,563.57 × 10,081.31
  4. Step 4: Simplify right side
    36,379.31x = 550,072,213.47
  5. Step 5: Solve for x
    x = 550,072,213.47/36,379.31
  6. Step 6: Final answer
    x = 15,120.47

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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.