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Finding the Fourth Proportional to 68,170.33, 94,074.82 and 37,954.87

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Solution

The fourth proportional to 68,170.33, 94,074.82 and 37,954.87 is: 52,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,170.33 : 94,074.82 = 37,954.87 : x
  2. Step 2: Convert to fraction form
    68,170.33/94,074.82 = 37,954.87/x
  3. Step 3: Cross multiply
    68,170.33x = 94,074.82 × 37,954.87
  4. Step 4: Simplify right side
    68,170.33x = 3,570,597,563.37
  5. Step 5: Solve for x
    x = 3,570,597,563.37/68,170.33
  6. Step 6: Final answer
    x = 52,377.59

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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.