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Finding the Fourth Proportional to 26,481.50, 39,722.25 and 9,845.72

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Solution

The fourth proportional to 26,481.50, 39,722.25 and 9,845.72 is: 14,768.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.50 : 39,722.25 = 9,845.72 : x
  2. Step 2: Convert to fraction form
    26,481.50/39,722.25 = 9,845.72/x
  3. Step 3: Cross multiply
    26,481.50x = 39,722.25 × 9,845.72
  4. Step 4: Simplify right side
    26,481.50x = 391,094,083.16
  5. Step 5: Solve for x
    x = 391,094,083.16/26,481.50
  6. Step 6: Final answer
    x = 14,768.58

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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.