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Finding the Fourth Proportional to 23,401.67, 32,289.83 and 13,329.89

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Solution

The fourth proportional to 23,401.67, 32,289.83 and 13,329.89 is: 18,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,401.67 : 32,289.83 = 13,329.89 : x
  2. Step 2: Convert to fraction form
    23,401.67/32,289.83 = 13,329.89/x
  3. Step 3: Cross multiply
    23,401.67x = 32,289.83 × 13,329.89
  4. Step 4: Simplify right side
    23,401.67x = 430,419,896.09
  5. Step 5: Solve for x
    x = 430,419,896.09/23,401.67
  6. Step 6: Final answer
    x = 18,392.70

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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.