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Finding the Fourth Proportional to 18,104.49, 24,927.24 and 16,443.73

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Solution

The fourth proportional to 18,104.49, 24,927.24 and 16,443.73 is: 22,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.49 : 24,927.24 = 16,443.73 : x
  2. Step 2: Convert to fraction form
    18,104.49/24,927.24 = 16,443.73/x
  3. Step 3: Cross multiply
    18,104.49x = 24,927.24 × 16,443.73
  4. Step 4: Simplify right side
    18,104.49x = 409,896,967.14
  5. Step 5: Solve for x
    x = 409,896,967.14/18,104.49
  6. Step 6: Final answer
    x = 22,640.63

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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.