Home / 67,213.96-100,826.12-17,294.53

Finding the Fourth Proportional to 67,213.96, 100,826.12 and 17,294.53

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Solution

The fourth proportional to 67,213.96, 100,826.12 and 17,294.53 is: 25,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,213.96 : 100,826.12 = 17,294.53 : x
  2. Step 2: Convert to fraction form
    67,213.96/100,826.12 = 17,294.53/x
  3. Step 3: Cross multiply
    67,213.96x = 100,826.12 × 17,294.53
  4. Step 4: Simplify right side
    67,213.96x = 1,743,740,357.12
  5. Step 5: Solve for x
    x = 1,743,740,357.12/67,213.96
  6. Step 6: Final answer
    x = 25,943.13

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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.