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Finding the Fourth Proportional to 16,952.84, 25,407.18 and 8,169.80

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Solution

The fourth proportional to 16,952.84, 25,407.18 and 8,169.80 is: 12,244.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,952.84 : 25,407.18 = 8,169.80 : x
  2. Step 2: Convert to fraction form
    16,952.84/25,407.18 = 8,169.80/x
  3. Step 3: Cross multiply
    16,952.84x = 25,407.18 × 8,169.80
  4. Step 4: Simplify right side
    16,952.84x = 207,571,579.16
  5. Step 5: Solve for x
    x = 207,571,579.16/16,952.84
  6. Step 6: Final answer
    x = 12,244.06

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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.