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Finding the Fourth Proportional to 25,410.88, 35,067.01 and 15,474.88

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Solution

The fourth proportional to 25,410.88, 35,067.01 and 15,474.88 is: 21,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,410.88 : 35,067.01 = 15,474.88 : x
  2. Step 2: Convert to fraction form
    25,410.88/35,067.01 = 15,474.88/x
  3. Step 3: Cross multiply
    25,410.88x = 35,067.01 × 15,474.88
  4. Step 4: Simplify right side
    25,410.88x = 542,657,557.69
  5. Step 5: Solve for x
    x = 542,657,557.69/25,410.88
  6. Step 6: Final answer
    x = 21,355.33

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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.