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Finding the Fourth Proportional to 67,183.84, 100,709.76 and 25,032.88

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Solution

The fourth proportional to 67,183.84, 100,709.76 and 25,032.88 is: 37,524.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,183.84 : 100,709.76 = 25,032.88 : x
  2. Step 2: Convert to fraction form
    67,183.84/100,709.76 = 25,032.88/x
  3. Step 3: Cross multiply
    67,183.84x = 100,709.76 × 25,032.88
  4. Step 4: Simplify right side
    67,183.84x = 2,521,055,336.91
  5. Step 5: Solve for x
    x = 2,521,055,336.91/67,183.84
  6. Step 6: Final answer
    x = 37,524.73

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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.