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Finding the Fourth Proportional to 68,375.43, 94,370.13 and 44,206.11

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Solution

The fourth proportional to 68,375.43, 94,370.13 and 44,206.11 is: 61,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,375.43 : 94,370.13 = 44,206.11 : x
  2. Step 2: Convert to fraction form
    68,375.43/94,370.13 = 44,206.11/x
  3. Step 3: Cross multiply
    68,375.43x = 94,370.13 × 44,206.11
  4. Step 4: Simplify right side
    68,375.43x = 4,171,736,347.49
  5. Step 5: Solve for x
    x = 4,171,736,347.49/68,375.43
  6. Step 6: Final answer
    x = 61,012.21

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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.