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Finding the Fourth Proportional to 36,616.50, 50,481.90 and 29,087.82

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Solution

The fourth proportional to 36,616.50, 50,481.90 and 29,087.82 is: 40,102.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,616.50 : 50,481.90 = 29,087.82 : x
  2. Step 2: Convert to fraction form
    36,616.50/50,481.90 = 29,087.82/x
  3. Step 3: Cross multiply
    36,616.50x = 50,481.90 × 29,087.82
  4. Step 4: Simplify right side
    36,616.50x = 1,468,408,420.46
  5. Step 5: Solve for x
    x = 1,468,408,420.46/36,616.50
  6. Step 6: Final answer
    x = 40,102.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.