Home / 41,703.74-62,540.86-12,115.42

Finding the Fourth Proportional to 41,703.74, 62,540.86 and 12,115.42

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Solution

The fourth proportional to 41,703.74, 62,540.86 and 12,115.42 is: 18,168.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,703.74 : 62,540.86 = 12,115.42 : x
  2. Step 2: Convert to fraction form
    41,703.74/62,540.86 = 12,115.42/x
  3. Step 3: Cross multiply
    41,703.74x = 62,540.86 × 12,115.42
  4. Step 4: Simplify right side
    41,703.74x = 757,708,786.06
  5. Step 5: Solve for x
    x = 757,708,786.06/41,703.74
  6. Step 6: Final answer
    x = 18,168.84

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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.