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Finding the Fourth Proportional to 16,863.62, 25,310.98 and 8,549.46

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Solution

The fourth proportional to 16,863.62, 25,310.98 and 8,549.46 is: 12,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.62 : 25,310.98 = 8,549.46 : x
  2. Step 2: Convert to fraction form
    16,863.62/25,310.98 = 8,549.46/x
  3. Step 3: Cross multiply
    16,863.62x = 25,310.98 × 8,549.46
  4. Step 4: Simplify right side
    16,863.62x = 216,395,252.97
  5. Step 5: Solve for x
    x = 216,395,252.97/16,863.62
  6. Step 6: Final answer
    x = 12,832.08

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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.