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Finding the Fourth Proportional to 29,956.50, 41,339.97 and 16,708.50

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Solution

The fourth proportional to 29,956.50, 41,339.97 and 16,708.50 is: 23,057.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,956.50 : 41,339.97 = 16,708.50 : x
  2. Step 2: Convert to fraction form
    29,956.50/41,339.97 = 16,708.50/x
  3. Step 3: Cross multiply
    29,956.50x = 41,339.97 × 16,708.50
  4. Step 4: Simplify right side
    29,956.50x = 690,728,888.75
  5. Step 5: Solve for x
    x = 690,728,888.75/29,956.50
  6. Step 6: Final answer
    x = 23,057.73

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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.