Home / 129,984.21-194,983.24-41,244.66

Finding the Fourth Proportional to 129,984.21, 194,983.24 and 41,244.66

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Solution

The fourth proportional to 129,984.21, 194,983.24 and 41,244.66 is: 61,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,984.21 : 194,983.24 = 41,244.66 : x
  2. Step 2: Convert to fraction form
    129,984.21/194,983.24 = 41,244.66/x
  3. Step 3: Cross multiply
    129,984.21x = 194,983.24 × 41,244.66
  4. Step 4: Simplify right side
    129,984.21x = 8,042,017,823.84
  5. Step 5: Solve for x
    x = 8,042,017,823.84/129,984.21
  6. Step 6: Final answer
    x = 61,869.19

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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.