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Finding the Fourth Proportional to 16,743.24, 25,122.24 and 6,884.64

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Solution

The fourth proportional to 16,743.24, 25,122.24 and 6,884.64 is: 10,329.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,743.24 : 25,122.24 = 6,884.64 : x
  2. Step 2: Convert to fraction form
    16,743.24/25,122.24 = 6,884.64/x
  3. Step 3: Cross multiply
    16,743.24x = 25,122.24 × 6,884.64
  4. Step 4: Simplify right side
    16,743.24x = 172,957,578.39
  5. Step 5: Solve for x
    x = 172,957,578.39/16,743.24
  6. Step 6: Final answer
    x = 10,329.99

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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.