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Finding the Fourth Proportional to 29,174.44, 40,268.10 and 19,998.76

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Solution

The fourth proportional to 29,174.44, 40,268.10 and 19,998.76 is: 27,603.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,174.44 : 40,268.10 = 19,998.76 : x
  2. Step 2: Convert to fraction form
    29,174.44/40,268.10 = 19,998.76/x
  3. Step 3: Cross multiply
    29,174.44x = 40,268.10 × 19,998.76
  4. Step 4: Simplify right side
    29,174.44x = 805,312,067.56
  5. Step 5: Solve for x
    x = 805,312,067.56/29,174.44
  6. Step 6: Final answer
    x = 27,603.34

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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.