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Finding the Fourth Proportional to 16,946.87, 25,418.12 and 4,467.87

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Solution

The fourth proportional to 16,946.87, 25,418.12 and 4,467.87 is: 6,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946.87 : 25,418.12 = 4,467.87 : x
  2. Step 2: Convert to fraction form
    16,946.87/25,418.12 = 4,467.87/x
  3. Step 3: Cross multiply
    16,946.87x = 25,418.12 × 4,467.87
  4. Step 4: Simplify right side
    16,946.87x = 113,564,855.80
  5. Step 5: Solve for x
    x = 113,564,855.80/16,946.87
  6. Step 6: Final answer
    x = 6,701.23

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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.