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Finding the Fourth Proportional to 22,123.52, 33,172.97 and 7,324.35

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Solution

The fourth proportional to 22,123.52, 33,172.97 and 7,324.35 is: 10,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123.52 : 33,172.97 = 7,324.35 : x
  2. Step 2: Convert to fraction form
    22,123.52/33,172.97 = 7,324.35/x
  3. Step 3: Cross multiply
    22,123.52x = 33,172.97 × 7,324.35
  4. Step 4: Simplify right side
    22,123.52x = 242,970,406.20
  5. Step 5: Solve for x
    x = 242,970,406.20/22,123.52
  6. Step 6: Final answer
    x = 10,982.45

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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.