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Finding the Fourth Proportional to 16,408.76, 24,614.22 and 4,722.08

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Solution

The fourth proportional to 16,408.76, 24,614.22 and 4,722.08 is: 7,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,408.76 : 24,614.22 = 4,722.08 : x
  2. Step 2: Convert to fraction form
    16,408.76/24,614.22 = 4,722.08/x
  3. Step 3: Cross multiply
    16,408.76x = 24,614.22 × 4,722.08
  4. Step 4: Simplify right side
    16,408.76x = 116,230,315.98
  5. Step 5: Solve for x
    x = 116,230,315.98/16,408.76
  6. Step 6: Final answer
    x = 7,083.43

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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.