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Finding the Fourth Proportional to 36,234.87, 50,004.64 and 21,892.71

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Solution

The fourth proportional to 36,234.87, 50,004.64 and 21,892.71 is: 30,212.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.87 : 50,004.64 = 21,892.71 : x
  2. Step 2: Convert to fraction form
    36,234.87/50,004.64 = 21,892.71/x
  3. Step 3: Cross multiply
    36,234.87x = 50,004.64 × 21,892.71
  4. Step 4: Simplify right side
    36,234.87x = 1,094,737,027.44
  5. Step 5: Solve for x
    x = 1,094,737,027.44/36,234.87
  6. Step 6: Final answer
    x = 30,212.25

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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.