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Finding the Fourth Proportional to 36,553.52, 54,822.07 and 16,813.11

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Solution

The fourth proportional to 36,553.52, 54,822.07 and 16,813.11 is: 25,215.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,553.52 : 54,822.07 = 16,813.11 : x
  2. Step 2: Convert to fraction form
    36,553.52/54,822.07 = 16,813.11/x
  3. Step 3: Cross multiply
    36,553.52x = 54,822.07 × 16,813.11
  4. Step 4: Simplify right side
    36,553.52x = 921,729,409.27
  5. Step 5: Solve for x
    x = 921,729,409.27/36,553.52
  6. Step 6: Final answer
    x = 25,215.89

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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.