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Finding the Fourth Proportional to 14,380.78, 19,845.42 and 8,093.26

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Solution

The fourth proportional to 14,380.78, 19,845.42 and 8,093.26 is: 11,168.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.78 : 19,845.42 = 8,093.26 : x
  2. Step 2: Convert to fraction form
    14,380.78/19,845.42 = 8,093.26/x
  3. Step 3: Cross multiply
    14,380.78x = 19,845.42 × 8,093.26
  4. Step 4: Simplify right side
    14,380.78x = 160,614,143.87
  5. Step 5: Solve for x
    x = 160,614,143.87/14,380.78
  6. Step 6: Final answer
    x = 11,168.67

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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.