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Finding the Fourth Proportional to 16,273.35, 24,408.99 and 5,187.99

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Solution

The fourth proportional to 16,273.35, 24,408.99 and 5,187.99 is: 7,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,273.35 : 24,408.99 = 5,187.99 : x
  2. Step 2: Convert to fraction form
    16,273.35/24,408.99 = 5,187.99/x
  3. Step 3: Cross multiply
    16,273.35x = 24,408.99 × 5,187.99
  4. Step 4: Simplify right side
    16,273.35x = 126,633,596.03
  5. Step 5: Solve for x
    x = 126,633,596.03/16,273.35
  6. Step 6: Final answer
    x = 7,781.66

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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.