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Finding the Fourth Proportional to 67,378.68, 101,104.44 and 27,963

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Solution

The fourth proportional to 67,378.68, 101,104.44 and 27,963 is: 41,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,378.68 : 101,104.44 = 27,963 : x
  2. Step 2: Convert to fraction form
    67,378.68/101,104.44 = 27,963/x
  3. Step 3: Cross multiply
    67,378.68x = 101,104.44 × 27,963
  4. Step 4: Simplify right side
    67,378.68x = 2,827,183,455.72
  5. Step 5: Solve for x
    x = 2,827,183,455.72/67,378.68
  6. Step 6: Final answer
    x = 41,959.61

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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.