Home / 67,060.56-100,542.24-27,603.84

Finding the Fourth Proportional to 67,060.56, 100,542.24 and 27,603.84

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Solution

The fourth proportional to 67,060.56, 100,542.24 and 27,603.84 is: 41,385.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,060.56 : 100,542.24 = 27,603.84 : x
  2. Step 2: Convert to fraction form
    67,060.56/100,542.24 = 27,603.84/x
  3. Step 3: Cross multiply
    67,060.56x = 100,542.24 × 27,603.84
  4. Step 4: Simplify right side
    67,060.56x = 2,775,351,906.20
  5. Step 5: Solve for x
    x = 2,775,351,906.20/67,060.56
  6. Step 6: Final answer
    x = 41,385.75

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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.