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Finding the Fourth Proportional to 16,163.72, 24,240.72 and 10,616.84

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Solution

The fourth proportional to 16,163.72, 24,240.72 and 10,616.84 is: 15,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.72 : 24,240.72 = 10,616.84 : x
  2. Step 2: Convert to fraction form
    16,163.72/24,240.72 = 10,616.84/x
  3. Step 3: Cross multiply
    16,163.72x = 24,240.72 × 10,616.84
  4. Step 4: Simplify right side
    16,163.72x = 257,359,845.72
  5. Step 5: Solve for x
    x = 257,359,845.72/16,163.72
  6. Step 6: Final answer
    x = 15,922.07

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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.