Home / 67,319.75-100,982.18-25,195.39

Finding the Fourth Proportional to 67,319.75, 100,982.18 and 25,195.39

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Solution

The fourth proportional to 67,319.75, 100,982.18 and 25,195.39 is: 37,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,319.75 : 100,982.18 = 25,195.39 : x
  2. Step 2: Convert to fraction form
    67,319.75/100,982.18 = 25,195.39/x
  3. Step 3: Cross multiply
    67,319.75x = 100,982.18 × 25,195.39
  4. Step 4: Simplify right side
    67,319.75x = 2,544,285,786.71
  5. Step 5: Solve for x
    x = 2,544,285,786.71/67,319.75
  6. Step 6: Final answer
    x = 37,794.05

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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.