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Finding the Fourth Proportional to 36,610.40, 50,524.92 and 20,694.98

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Solution

The fourth proportional to 36,610.40, 50,524.92 and 20,694.98 is: 28,560.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,610.40 : 50,524.92 = 20,694.98 : x
  2. Step 2: Convert to fraction form
    36,610.40/50,524.92 = 20,694.98/x
  3. Step 3: Cross multiply
    36,610.40x = 50,524.92 × 20,694.98
  4. Step 4: Simplify right side
    36,610.40x = 1,045,612,208.90
  5. Step 5: Solve for x
    x = 1,045,612,208.90/36,610.40
  6. Step 6: Final answer
    x = 28,560.52

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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.