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Finding the Fourth Proportional to 36,953.88, 50,994 and 20,186.88

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Solution

The fourth proportional to 36,953.88, 50,994 and 20,186.88 is: 27,856.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,953.88 : 50,994 = 20,186.88 : x
  2. Step 2: Convert to fraction form
    36,953.88/50,994 = 20,186.88/x
  3. Step 3: Cross multiply
    36,953.88x = 50,994 × 20,186.88
  4. Step 4: Simplify right side
    36,953.88x = 1,029,409,758.72
  5. Step 5: Solve for x
    x = 1,029,409,758.72/36,953.88
  6. Step 6: Final answer
    x = 27,856.61

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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.