Home / 67,513.27-101,207.30-23,129.48

Finding the Fourth Proportional to 67,513.27, 101,207.30 and 23,129.48

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Solution

The fourth proportional to 67,513.27, 101,207.30 and 23,129.48 is: 34,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,513.27 : 101,207.30 = 23,129.48 : x
  2. Step 2: Convert to fraction form
    67,513.27/101,207.30 = 23,129.48/x
  3. Step 3: Cross multiply
    67,513.27x = 101,207.30 × 23,129.48
  4. Step 4: Simplify right side
    67,513.27x = 2,340,872,221.20
  5. Step 5: Solve for x
    x = 2,340,872,221.20/67,513.27
  6. Step 6: Final answer
    x = 34,672.77

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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.