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Finding the Fourth Proportional to 22,110.94, 30,511.83 and 12,174.94

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Solution

The fourth proportional to 22,110.94, 30,511.83 and 12,174.94 is: 16,800.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.94 : 30,511.83 = 12,174.94 : x
  2. Step 2: Convert to fraction form
    22,110.94/30,511.83 = 12,174.94/x
  3. Step 3: Cross multiply
    22,110.94x = 30,511.83 × 12,174.94
  4. Step 4: Simplify right side
    22,110.94x = 371,479,699.54
  5. Step 5: Solve for x
    x = 371,479,699.54/22,110.94
  6. Step 6: Final answer
    x = 16,800.72

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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.