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Finding the Fourth Proportional to 25,850.57, 38,744.57 and 11,791.35

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Solution

The fourth proportional to 25,850.57, 38,744.57 and 11,791.35 is: 17,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,850.57 : 38,744.57 = 11,791.35 : x
  2. Step 2: Convert to fraction form
    25,850.57/38,744.57 = 11,791.35/x
  3. Step 3: Cross multiply
    25,850.57x = 38,744.57 × 11,791.35
  4. Step 4: Simplify right side
    25,850.57x = 456,850,726.51
  5. Step 5: Solve for x
    x = 456,850,726.51/25,850.57
  6. Step 6: Final answer
    x = 17,672.76

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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.