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Finding the Fourth Proportional to 54,491.84, 81,738.04 and 16,541.44

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Solution

The fourth proportional to 54,491.84, 81,738.04 and 16,541.44 is: 24,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,491.84 : 81,738.04 = 16,541.44 : x
  2. Step 2: Convert to fraction form
    54,491.84/81,738.04 = 16,541.44/x
  3. Step 3: Cross multiply
    54,491.84x = 81,738.04 × 16,541.44
  4. Step 4: Simplify right side
    54,491.84x = 1,352,064,884.38
  5. Step 5: Solve for x
    x = 1,352,064,884.38/54,491.84
  6. Step 6: Final answer
    x = 24,812.24

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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.