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Finding the Fourth Proportional to 8,972.33, 12,383.53 and 5,942.12

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Solution

The fourth proportional to 8,972.33, 12,383.53 and 5,942.12 is: 8,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.33 : 12,383.53 = 5,942.12 : x
  2. Step 2: Convert to fraction form
    8,972.33/12,383.53 = 5,942.12/x
  3. Step 3: Cross multiply
    8,972.33x = 12,383.53 × 5,942.12
  4. Step 4: Simplify right side
    8,972.33x = 73,584,344.51
  5. Step 5: Solve for x
    x = 73,584,344.51/8,972.33
  6. Step 6: Final answer
    x = 8,201.26

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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.