Home / 69,786.36-104,679.54-17,195.85

Finding the Fourth Proportional to 69,786.36, 104,679.54 and 17,195.85

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Solution

The fourth proportional to 69,786.36, 104,679.54 and 17,195.85 is: 25,793.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,786.36 : 104,679.54 = 17,195.85 : x
  2. Step 2: Convert to fraction form
    69,786.36/104,679.54 = 17,195.85/x
  3. Step 3: Cross multiply
    69,786.36x = 104,679.54 × 17,195.85
  4. Step 4: Simplify right side
    69,786.36x = 1,800,053,667.91
  5. Step 5: Solve for x
    x = 1,800,053,667.91/69,786.36
  6. Step 6: Final answer
    x = 25,793.78

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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.