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Finding the Fourth Proportional to 13,355.35, 20,025.63 and 5,463.41

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Solution

The fourth proportional to 13,355.35, 20,025.63 and 5,463.41 is: 8,192.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355.35 : 20,025.63 = 5,463.41 : x
  2. Step 2: Convert to fraction form
    13,355.35/20,025.63 = 5,463.41/x
  3. Step 3: Cross multiply
    13,355.35x = 20,025.63 × 5,463.41
  4. Step 4: Simplify right side
    13,355.35x = 109,408,249.96
  5. Step 5: Solve for x
    x = 109,408,249.96/13,355.35
  6. Step 6: Final answer
    x = 8,192.09

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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.