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Finding the Fourth Proportional to 12,083.56, 16,673.78 and 7,049.44

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Solution

The fourth proportional to 12,083.56, 16,673.78 and 7,049.44 is: 9,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.56 : 16,673.78 = 7,049.44 : x
  2. Step 2: Convert to fraction form
    12,083.56/16,673.78 = 7,049.44/x
  3. Step 3: Cross multiply
    12,083.56x = 16,673.78 × 7,049.44
  4. Step 4: Simplify right side
    12,083.56x = 117,540,811.68
  5. Step 5: Solve for x
    x = 117,540,811.68/12,083.56
  6. Step 6: Final answer
    x = 9,727.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.