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Finding the Fourth Proportional to 49,861.88, 74,740.28 and 16,573

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Solution

The fourth proportional to 49,861.88, 74,740.28 and 16,573 is: 24,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,861.88 : 74,740.28 = 16,573 : x
  2. Step 2: Convert to fraction form
    49,861.88/74,740.28 = 16,573/x
  3. Step 3: Cross multiply
    49,861.88x = 74,740.28 × 16,573
  4. Step 4: Simplify right side
    49,861.88x = 1,238,670,660.44
  5. Step 5: Solve for x
    x = 1,238,670,660.44/49,861.88
  6. Step 6: Final answer
    x = 24,842.04

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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.