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Finding the Fourth Proportional to 36,963.58, 55,474.54 and 17,231.98

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Solution

The fourth proportional to 36,963.58, 55,474.54 and 17,231.98 is: 25,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,963.58 : 55,474.54 = 17,231.98 : x
  2. Step 2: Convert to fraction form
    36,963.58/55,474.54 = 17,231.98/x
  3. Step 3: Cross multiply
    36,963.58x = 55,474.54 × 17,231.98
  4. Step 4: Simplify right side
    36,963.58x = 955,936,163.79
  5. Step 5: Solve for x
    x = 955,936,163.79/36,963.58
  6. Step 6: Final answer
    x = 25,861.57

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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.