Home / 51,217.06-70,680.17-29,711.79

Finding the Fourth Proportional to 51,217.06, 70,680.17 and 29,711.79

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Solution

The fourth proportional to 51,217.06, 70,680.17 and 29,711.79 is: 41,002.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,217.06 : 70,680.17 = 29,711.79 : x
  2. Step 2: Convert to fraction form
    51,217.06/70,680.17 = 29,711.79/x
  3. Step 3: Cross multiply
    51,217.06x = 70,680.17 × 29,711.79
  4. Step 4: Simplify right side
    51,217.06x = 2,100,034,368.20
  5. Step 5: Solve for x
    x = 2,100,034,368.20/51,217.06
  6. Step 6: Final answer
    x = 41,002.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.