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Finding the Fourth Proportional to 45,626.94, 68,344.98 and 36,694.03

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Solution

The fourth proportional to 45,626.94, 68,344.98 and 36,694.03 is: 54,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,626.94 : 68,344.98 = 36,694.03 : x
  2. Step 2: Convert to fraction form
    45,626.94/68,344.98 = 36,694.03/x
  3. Step 3: Cross multiply
    45,626.94x = 68,344.98 × 36,694.03
  4. Step 4: Simplify right side
    45,626.94x = 2,507,852,917.33
  5. Step 5: Solve for x
    x = 2,507,852,917.33/45,626.94
  6. Step 6: Final answer
    x = 54,964.30

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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.