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Finding the Fourth Proportional to 16,667.94, 24,974.13 and 11,727.21

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Solution

The fourth proportional to 16,667.94, 24,974.13 and 11,727.21 is: 17,571.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,667.94 : 24,974.13 = 11,727.21 : x
  2. Step 2: Convert to fraction form
    16,667.94/24,974.13 = 11,727.21/x
  3. Step 3: Cross multiply
    16,667.94x = 24,974.13 × 11,727.21
  4. Step 4: Simplify right side
    16,667.94x = 292,876,867.08
  5. Step 5: Solve for x
    x = 292,876,867.08/16,667.94
  6. Step 6: Final answer
    x = 17,571.27

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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.