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Finding the Fourth Proportional to 16,067.94, 22,173.54 and 8,994.36

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Solution

The fourth proportional to 16,067.94, 22,173.54 and 8,994.36 is: 12,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,067.94 : 22,173.54 = 8,994.36 : x
  2. Step 2: Convert to fraction form
    16,067.94/22,173.54 = 8,994.36/x
  3. Step 3: Cross multiply
    16,067.94x = 22,173.54 × 8,994.36
  4. Step 4: Simplify right side
    16,067.94x = 199,436,801.23
  5. Step 5: Solve for x
    x = 199,436,801.23/16,067.94
  6. Step 6: Final answer
    x = 12,412.10

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