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Finding the Fourth Proportional to 16,523.16, 22,808.03 and 12,069.78

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Solution

The fourth proportional to 16,523.16, 22,808.03 and 12,069.78 is: 16,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,523.16 : 22,808.03 = 12,069.78 : x
  2. Step 2: Convert to fraction form
    16,523.16/22,808.03 = 12,069.78/x
  3. Step 3: Cross multiply
    16,523.16x = 22,808.03 × 12,069.78
  4. Step 4: Simplify right side
    16,523.16x = 275,287,843.98
  5. Step 5: Solve for x
    x = 275,287,843.98/16,523.16
  6. Step 6: Final answer
    x = 16,660.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.