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Finding the Fourth Proportional to 36,993.77, 55,488.22 and 15,932.96

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Solution

The fourth proportional to 36,993.77, 55,488.22 and 15,932.96 is: 23,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,993.77 : 55,488.22 = 15,932.96 : x
  2. Step 2: Convert to fraction form
    36,993.77/55,488.22 = 15,932.96/x
  3. Step 3: Cross multiply
    36,993.77x = 55,488.22 × 15,932.96
  4. Step 4: Simplify right side
    36,993.77x = 884,091,589.73
  5. Step 5: Solve for x
    x = 884,091,589.73/36,993.77
  6. Step 6: Final answer
    x = 23,898.39

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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.