Home / 67,247.05-100,883.87-19,862.97

Finding the Fourth Proportional to 67,247.05, 100,883.87 and 19,862.97

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Solution

The fourth proportional to 67,247.05, 100,883.87 and 19,862.97 is: 29,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,247.05 : 100,883.87 = 19,862.97 : x
  2. Step 2: Convert to fraction form
    67,247.05/100,883.87 = 19,862.97/x
  3. Step 3: Cross multiply
    67,247.05x = 100,883.87 × 19,862.97
  4. Step 4: Simplify right side
    67,247.05x = 2,003,852,679.56
  5. Step 5: Solve for x
    x = 2,003,852,679.56/67,247.05
  6. Step 6: Final answer
    x = 29,798.37

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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.