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Finding the Fourth Proportional to 33,446.78, 50,191.87 and 14,489.93

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Solution

The fourth proportional to 33,446.78, 50,191.87 and 14,489.93 is: 21,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,446.78 : 50,191.87 = 14,489.93 : x
  2. Step 2: Convert to fraction form
    33,446.78/50,191.87 = 14,489.93/x
  3. Step 3: Cross multiply
    33,446.78x = 50,191.87 × 14,489.93
  4. Step 4: Simplify right side
    33,446.78x = 727,276,682.87
  5. Step 5: Solve for x
    x = 727,276,682.87/33,446.78
  6. Step 6: Final answer
    x = 21,744.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.