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Finding the Fourth Proportional to 18,350.30, 27,525.45 and 16,163.30

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Solution

The fourth proportional to 18,350.30, 27,525.45 and 16,163.30 is: 24,244.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.30 : 27,525.45 = 16,163.30 : x
  2. Step 2: Convert to fraction form
    18,350.30/27,525.45 = 16,163.30/x
  3. Step 3: Cross multiply
    18,350.30x = 27,525.45 × 16,163.30
  4. Step 4: Simplify right side
    18,350.30x = 444,902,105.99
  5. Step 5: Solve for x
    x = 444,902,105.99/18,350.30
  6. Step 6: Final answer
    x = 24,244.95

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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.