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Finding the Fourth Proportional to 16,994.44, 23,453.78 and 9,923.12

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Solution

The fourth proportional to 16,994.44, 23,453.78 and 9,923.12 is: 13,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,994.44 : 23,453.78 = 9,923.12 : x
  2. Step 2: Convert to fraction form
    16,994.44/23,453.78 = 9,923.12/x
  3. Step 3: Cross multiply
    16,994.44x = 23,453.78 × 9,923.12
  4. Step 4: Simplify right side
    16,994.44x = 232,734,673.39
  5. Step 5: Solve for x
    x = 232,734,673.39/16,994.44
  6. Step 6: Final answer
    x = 13,694.75

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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.