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Finding the Fourth Proportional to 48,507.36, 66,939.46 and 27,286.62

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Solution

The fourth proportional to 48,507.36, 66,939.46 and 27,286.62 is: 37,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,507.36 : 66,939.46 = 27,286.62 : x
  2. Step 2: Convert to fraction form
    48,507.36/66,939.46 = 27,286.62/x
  3. Step 3: Cross multiply
    48,507.36x = 66,939.46 × 27,286.62
  4. Step 4: Simplify right side
    48,507.36x = 1,826,551,608.03
  5. Step 5: Solve for x
    x = 1,826,551,608.03/48,507.36
  6. Step 6: Final answer
    x = 37,655.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.