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Finding the Fourth Proportional to 67,625.94, 101,372.98 and 28,194.33

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Solution

The fourth proportional to 67,625.94, 101,372.98 and 28,194.33 is: 42,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,625.94 : 101,372.98 = 28,194.33 : x
  2. Step 2: Convert to fraction form
    67,625.94/101,372.98 = 28,194.33/x
  3. Step 3: Cross multiply
    67,625.94x = 101,372.98 × 28,194.33
  4. Step 4: Simplify right side
    67,625.94x = 2,858,143,251.20
  5. Step 5: Solve for x
    x = 2,858,143,251.20/67,625.94
  6. Step 6: Final answer
    x = 42,264.01

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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.