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Finding the Fourth Proportional to 54,204.67, 81,247.69 and 27,910.99

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Solution

The fourth proportional to 54,204.67, 81,247.69 and 27,910.99 is: 41,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,204.67 : 81,247.69 = 27,910.99 : x
  2. Step 2: Convert to fraction form
    54,204.67/81,247.69 = 27,910.99/x
  3. Step 3: Cross multiply
    54,204.67x = 81,247.69 × 27,910.99
  4. Step 4: Simplify right side
    54,204.67x = 2,267,703,463.11
  5. Step 5: Solve for x
    x = 2,267,703,463.11/54,204.67
  6. Step 6: Final answer
    x = 41,835.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.