Home / 129,941.46-194,919.12-41,201.91

Finding the Fourth Proportional to 129,941.46, 194,919.12 and 41,201.91

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Solution

The fourth proportional to 129,941.46, 194,919.12 and 41,201.91 is: 61,805.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,941.46 : 194,919.12 = 41,201.91 : x
  2. Step 2: Convert to fraction form
    129,941.46/194,919.12 = 41,201.91/x
  3. Step 3: Cross multiply
    129,941.46x = 194,919.12 × 41,201.91
  4. Step 4: Simplify right side
    129,941.46x = 8,031,040,039.52
  5. Step 5: Solve for x
    x = 8,031,040,039.52/129,941.46
  6. Step 6: Final answer
    x = 61,805.06

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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.