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Finding the Fourth Proportional to 61,205.46, 91,797.63 and 16,227.12

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Solution

The fourth proportional to 61,205.46, 91,797.63 and 16,227.12 is: 24,337.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205.46 : 91,797.63 = 16,227.12 : x
  2. Step 2: Convert to fraction form
    61,205.46/91,797.63 = 16,227.12/x
  3. Step 3: Cross multiply
    61,205.46x = 91,797.63 × 16,227.12
  4. Step 4: Simplify right side
    61,205.46x = 1,489,611,157.73
  5. Step 5: Solve for x
    x = 1,489,611,157.73/61,205.46
  6. Step 6: Final answer
    x = 24,337.88

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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.