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Finding the Fourth Proportional to 36,690.62, 50,633.26 and 19,923.62

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Solution

The fourth proportional to 36,690.62, 50,633.26 and 19,923.62 is: 27,494.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690.62 : 50,633.26 = 19,923.62 : x
  2. Step 2: Convert to fraction form
    36,690.62/50,633.26 = 19,923.62/x
  3. Step 3: Cross multiply
    36,690.62x = 50,633.26 × 19,923.62
  4. Step 4: Simplify right side
    36,690.62x = 1,008,797,831.60
  5. Step 5: Solve for x
    x = 1,008,797,831.60/36,690.62
  6. Step 6: Final answer
    x = 27,494.71

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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.