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Finding the Fourth Proportional to 54,324.62, 74,983.69 and 35,203.75

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Solution

The fourth proportional to 54,324.62, 74,983.69 and 35,203.75 is: 48,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,324.62 : 74,983.69 = 35,203.75 : x
  2. Step 2: Convert to fraction form
    54,324.62/74,983.69 = 35,203.75/x
  3. Step 3: Cross multiply
    54,324.62x = 74,983.69 × 35,203.75
  4. Step 4: Simplify right side
    54,324.62x = 2,639,707,101.20
  5. Step 5: Solve for x
    x = 2,639,707,101.20/54,324.62
  6. Step 6: Final answer
    x = 48,591.35

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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.