Home / 36,291.88-50,082.42-20,375.96

Finding the Fourth Proportional to 36,291.88, 50,082.42 and 20,375.96

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Solution

The fourth proportional to 36,291.88, 50,082.42 and 20,375.96 is: 28,118.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.88 : 50,082.42 = 20,375.96 : x
  2. Step 2: Convert to fraction form
    36,291.88/50,082.42 = 20,375.96/x
  3. Step 3: Cross multiply
    36,291.88x = 50,082.42 × 20,375.96
  4. Step 4: Simplify right side
    36,291.88x = 1,020,477,386.62
  5. Step 5: Solve for x
    x = 1,020,477,386.62/36,291.88
  6. Step 6: Final answer
    x = 28,118.61

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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.