Home / 129,806.19-194,720.22-41,057.73

Finding the Fourth Proportional to 129,806.19, 194,720.22 and 41,057.73

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Solution

The fourth proportional to 129,806.19, 194,720.22 and 41,057.73 is: 61,590.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,806.19 : 194,720.22 = 41,057.73 : x
  2. Step 2: Convert to fraction form
    129,806.19/194,720.22 = 41,057.73/x
  3. Step 3: Cross multiply
    129,806.19x = 194,720.22 × 41,057.73
  4. Step 4: Simplify right side
    129,806.19x = 7,994,770,218.30
  5. Step 5: Solve for x
    x = 7,994,770,218.30/129,806.19
  6. Step 6: Final answer
    x = 61,590.05

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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.