Home / 67,246.07-100,882.37-19,861.97

Finding the Fourth Proportional to 67,246.07, 100,882.37 and 19,861.97

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Solution

The fourth proportional to 67,246.07, 100,882.37 and 19,861.97 is: 29,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,246.07 : 100,882.37 = 19,861.97 : x
  2. Step 2: Convert to fraction form
    67,246.07/100,882.37 = 19,861.97/x
  3. Step 3: Cross multiply
    67,246.07x = 100,882.37 × 19,861.97
  4. Step 4: Simplify right side
    67,246.07x = 2,003,722,151.71
  5. Step 5: Solve for x
    x = 2,003,722,151.71/67,246.07
  6. Step 6: Final answer
    x = 29,796.87

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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.