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Finding the Fourth Proportional to 22,262.15, 33,371.05 and 11,134.88

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Solution

The fourth proportional to 22,262.15, 33,371.05 and 11,134.88 is: 16,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,262.15 : 33,371.05 = 11,134.88 : x
  2. Step 2: Convert to fraction form
    22,262.15/33,371.05 = 11,134.88/x
  3. Step 3: Cross multiply
    22,262.15x = 33,371.05 × 11,134.88
  4. Step 4: Simplify right side
    22,262.15x = 371,582,637.22
  5. Step 5: Solve for x
    x = 371,582,637.22/22,262.15
  6. Step 6: Final answer
    x = 16,691.23

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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.