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Finding the Fourth Proportional to 67,169.72, 92,696.46 and 36,958.52

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Solution

The fourth proportional to 67,169.72, 92,696.46 and 36,958.52 is: 51,003.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,169.72 : 92,696.46 = 36,958.52 : x
  2. Step 2: Convert to fraction form
    67,169.72/92,696.46 = 36,958.52/x
  3. Step 3: Cross multiply
    67,169.72x = 92,696.46 × 36,958.52
  4. Step 4: Simplify right side
    67,169.72x = 3,425,923,970.84
  5. Step 5: Solve for x
    x = 3,425,923,970.84/67,169.72
  6. Step 6: Final answer
    x = 51,003.99

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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.