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Finding the Fourth Proportional to 22,197.36, 33,297.84 and 7,407.12

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Solution

The fourth proportional to 22,197.36, 33,297.84 and 7,407.12 is: 11,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.36 : 33,297.84 = 7,407.12 : x
  2. Step 2: Convert to fraction form
    22,197.36/33,297.84 = 7,407.12/x
  3. Step 3: Cross multiply
    22,197.36x = 33,297.84 × 7,407.12
  4. Step 4: Simplify right side
    22,197.36x = 246,641,096.62
  5. Step 5: Solve for x
    x = 246,641,096.62/22,197.36
  6. Step 6: Final answer
    x = 11,111.28

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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.