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Finding the Fourth Proportional to 23,404.72, 32,299.68 and 12,794.80

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Solution

The fourth proportional to 23,404.72, 32,299.68 and 12,794.80 is: 17,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,404.72 : 32,299.68 = 12,794.80 : x
  2. Step 2: Convert to fraction form
    23,404.72/32,299.68 = 12,794.80/x
  3. Step 3: Cross multiply
    23,404.72x = 32,299.68 × 12,794.80
  4. Step 4: Simplify right side
    23,404.72x = 413,267,945.66
  5. Step 5: Solve for x
    x = 413,267,945.66/23,404.72
  6. Step 6: Final answer
    x = 17,657.46

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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.