Home / 129,936.46-194,911.62-41,196.91

Finding the Fourth Proportional to 129,936.46, 194,911.62 and 41,196.91

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Solution

The fourth proportional to 129,936.46, 194,911.62 and 41,196.91 is: 61,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,936.46 : 194,911.62 = 41,196.91 : x
  2. Step 2: Convert to fraction form
    129,936.46/194,911.62 = 41,196.91/x
  3. Step 3: Cross multiply
    129,936.46x = 194,911.62 × 41,196.91
  4. Step 4: Simplify right side
    129,936.46x = 8,029,756,467.09
  5. Step 5: Solve for x
    x = 8,029,756,467.09/129,936.46
  6. Step 6: Final answer
    x = 61,797.56

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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.