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Finding the Fourth Proportional to 16,009.12, 22,092.92 and 8,839.01

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Solution

The fourth proportional to 16,009.12, 22,092.92 and 8,839.01 is: 12,198.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,009.12 : 22,092.92 = 8,839.01 : x
  2. Step 2: Convert to fraction form
    16,009.12/22,092.92 = 8,839.01/x
  3. Step 3: Cross multiply
    16,009.12x = 22,092.92 × 8,839.01
  4. Step 4: Simplify right side
    16,009.12x = 195,279,618.14
  5. Step 5: Solve for x
    x = 195,279,618.14/16,009.12
  6. Step 6: Final answer
    x = 12,198.03

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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.