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Finding the Fourth Proportional to 16,616.54, 24,916.48 and 5,519.34

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Solution

The fourth proportional to 16,616.54, 24,916.48 and 5,519.34 is: 8,276.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,616.54 : 24,916.48 = 5,519.34 : x
  2. Step 2: Convert to fraction form
    16,616.54/24,916.48 = 5,519.34/x
  3. Step 3: Cross multiply
    16,616.54x = 24,916.48 × 5,519.34
  4. Step 4: Simplify right side
    16,616.54x = 137,522,462.43
  5. Step 5: Solve for x
    x = 137,522,462.43/16,616.54
  6. Step 6: Final answer
    x = 8,276.24

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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.