Home / 67,517.79-101,289-23,149.03

Finding the Fourth Proportional to 67,517.79, 101,289 and 23,149.03

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Solution

The fourth proportional to 67,517.79, 101,289 and 23,149.03 is: 34,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,517.79 : 101,289 = 23,149.03 : x
  2. Step 2: Convert to fraction form
    67,517.79/101,289 = 23,149.03/x
  3. Step 3: Cross multiply
    67,517.79x = 101,289 × 23,149.03
  4. Step 4: Simplify right side
    67,517.79x = 2,344,742,099.67
  5. Step 5: Solve for x
    x = 2,344,742,099.67/67,517.79
  6. Step 6: Final answer
    x = 34,727.77

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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.