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Finding the Fourth Proportional to 16,606.10, 24,906.08 and 4,916.54

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Solution

The fourth proportional to 16,606.10, 24,906.08 and 4,916.54 is: 7,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,606.10 : 24,906.08 = 4,916.54 : x
  2. Step 2: Convert to fraction form
    16,606.10/24,906.08 = 4,916.54/x
  3. Step 3: Cross multiply
    16,606.10x = 24,906.08 × 4,916.54
  4. Step 4: Simplify right side
    16,606.10x = 122,451,738.56
  5. Step 5: Solve for x
    x = 122,451,738.56/16,606.10
  6. Step 6: Final answer
    x = 7,373.90

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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.