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Finding the Fourth Proportional to 16,968.92, 25,461.48 and 8,198.96

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Solution

The fourth proportional to 16,968.92, 25,461.48 and 8,198.96 is: 12,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.92 : 25,461.48 = 8,198.96 : x
  2. Step 2: Convert to fraction form
    16,968.92/25,461.48 = 8,198.96/x
  3. Step 3: Cross multiply
    16,968.92x = 25,461.48 × 8,198.96
  4. Step 4: Simplify right side
    16,968.92x = 208,757,656.06
  5. Step 5: Solve for x
    x = 208,757,656.06/16,968.92
  6. Step 6: Final answer
    x = 12,302.35

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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.