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Finding the Fourth Proportional to 16,481.88, 24,728.10 and 4,795.80

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Solution

The fourth proportional to 16,481.88, 24,728.10 and 4,795.80 is: 7,195.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481.88 : 24,728.10 = 4,795.80 : x
  2. Step 2: Convert to fraction form
    16,481.88/24,728.10 = 4,795.80/x
  3. Step 3: Cross multiply
    16,481.88x = 24,728.10 × 4,795.80
  4. Step 4: Simplify right side
    16,481.88x = 118,591,021.98
  5. Step 5: Solve for x
    x = 118,591,021.98/16,481.88
  6. Step 6: Final answer
    x = 7,195.24

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1.5x scale

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.