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Finding the Fourth Proportional to 19,675.25, 27,151.85 and 10,843.25

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Solution

The fourth proportional to 19,675.25, 27,151.85 and 10,843.25 is: 14,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.25 : 27,151.85 = 10,843.25 : x
  2. Step 2: Convert to fraction form
    19,675.25/27,151.85 = 10,843.25/x
  3. Step 3: Cross multiply
    19,675.25x = 27,151.85 × 10,843.25
  4. Step 4: Simplify right side
    19,675.25x = 294,414,297.51
  5. Step 5: Solve for x
    x = 294,414,297.51/19,675.25
  6. Step 6: Final answer
    x = 14,963.69

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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.