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Finding the Fourth Proportional to 68,797.24, 103,205.04 and 27,234.52

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Solution

The fourth proportional to 68,797.24, 103,205.04 and 27,234.52 is: 40,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,797.24 : 103,205.04 = 27,234.52 : x
  2. Step 2: Convert to fraction form
    68,797.24/103,205.04 = 27,234.52/x
  3. Step 3: Cross multiply
    68,797.24x = 103,205.04 × 27,234.52
  4. Step 4: Simplify right side
    68,797.24x = 2,810,739,725.98
  5. Step 5: Solve for x
    x = 2,810,739,725.98/68,797.24
  6. Step 6: Final answer
    x = 40,855.41

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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.