Home / 67,269.08-100,906.43-25,144.90

Finding the Fourth Proportional to 67,269.08, 100,906.43 and 25,144.90

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Solution

The fourth proportional to 67,269.08, 100,906.43 and 25,144.90 is: 37,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,269.08 : 100,906.43 = 25,144.90 : x
  2. Step 2: Convert to fraction form
    67,269.08/100,906.43 = 25,144.90/x
  3. Step 3: Cross multiply
    67,269.08x = 100,906.43 × 25,144.90
  4. Step 4: Simplify right side
    67,269.08x = 2,537,281,713.72
  5. Step 5: Solve for x
    x = 2,537,281,713.72/67,269.08
  6. Step 6: Final answer
    x = 37,718.39

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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.