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Finding the Fourth Proportional to 16,661.57, 24,992.36 and 4,349.57

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Solution

The fourth proportional to 16,661.57, 24,992.36 and 4,349.57 is: 6,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.57 : 24,992.36 = 4,349.57 : x
  2. Step 2: Convert to fraction form
    16,661.57/24,992.36 = 4,349.57/x
  3. Step 3: Cross multiply
    16,661.57x = 24,992.36 × 4,349.57
  4. Step 4: Simplify right side
    16,661.57x = 108,705,997.54
  5. Step 5: Solve for x
    x = 108,705,997.54/16,661.57
  6. Step 6: Final answer
    x = 6,524.36

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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.