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Finding the Fourth Proportional to 67,077.92, 92,563.92 and 37,268

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Solution

The fourth proportional to 67,077.92, 92,563.92 and 37,268 is: 51,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,077.92 : 92,563.92 = 37,268 : x
  2. Step 2: Convert to fraction form
    67,077.92/92,563.92 = 37,268/x
  3. Step 3: Cross multiply
    67,077.92x = 92,563.92 × 37,268
  4. Step 4: Simplify right side
    67,077.92x = 3,449,672,170.56
  5. Step 5: Solve for x
    x = 3,449,672,170.56/67,077.92
  6. Step 6: Final answer
    x = 51,427.83

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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.