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Finding the Fourth Proportional to 14,067.77, 21,112.04 and 6,672.26

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Solution

The fourth proportional to 14,067.77, 21,112.04 and 6,672.26 is: 10,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067.77 : 21,112.04 = 6,672.26 : x
  2. Step 2: Convert to fraction form
    14,067.77/21,112.04 = 6,672.26/x
  3. Step 3: Cross multiply
    14,067.77x = 21,112.04 × 6,672.26
  4. Step 4: Simplify right side
    14,067.77x = 140,864,881.09
  5. Step 5: Solve for x
    x = 140,864,881.09/14,067.77
  6. Step 6: Final answer
    x = 10,013.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.