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Finding the Fourth Proportional to 67,049.03, 100,661.43 and 44,961.24

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Solution

The fourth proportional to 67,049.03, 100,661.43 and 44,961.24 is: 67,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,049.03 : 100,661.43 = 44,961.24 : x
  2. Step 2: Convert to fraction form
    67,049.03/100,661.43 = 44,961.24/x
  3. Step 3: Cross multiply
    67,049.03x = 100,661.43 × 44,961.24
  4. Step 4: Simplify right side
    67,049.03x = 4,525,862,504.10
  5. Step 5: Solve for x
    x = 4,525,862,504.10/67,049.03
  6. Step 6: Final answer
    x = 67,500.80

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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.