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Finding the Fourth Proportional to 23,604.36, 35,428.44 and 11,925.78

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Solution

The fourth proportional to 23,604.36, 35,428.44 and 11,925.78 is: 17,899.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,604.36 : 35,428.44 = 11,925.78 : x
  2. Step 2: Convert to fraction form
    23,604.36/35,428.44 = 11,925.78/x
  3. Step 3: Cross multiply
    23,604.36x = 35,428.44 × 11,925.78
  4. Step 4: Simplify right side
    23,604.36x = 422,511,781.18
  5. Step 5: Solve for x
    x = 422,511,781.18/23,604.36
  6. Step 6: Final answer
    x = 17,899.73

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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.