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Finding the Fourth Proportional to 54,956.97, 75,804.54 and 43,608.48

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Solution

The fourth proportional to 54,956.97, 75,804.54 and 43,608.48 is: 60,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,956.97 : 75,804.54 = 43,608.48 : x
  2. Step 2: Convert to fraction form
    54,956.97/75,804.54 = 43,608.48/x
  3. Step 3: Cross multiply
    54,956.97x = 75,804.54 × 43,608.48
  4. Step 4: Simplify right side
    54,956.97x = 3,305,720,766.50
  5. Step 5: Solve for x
    x = 3,305,720,766.50/54,956.97
  6. Step 6: Final answer
    x = 60,151.07

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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.