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Finding the Fourth Proportional to 54,600.88, 75,324.02 and 39,469.54

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Solution

The fourth proportional to 54,600.88, 75,324.02 and 39,469.54 is: 54,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,600.88 : 75,324.02 = 39,469.54 : x
  2. Step 2: Convert to fraction form
    54,600.88/75,324.02 = 39,469.54/x
  3. Step 3: Cross multiply
    54,600.88x = 75,324.02 × 39,469.54
  4. Step 4: Simplify right side
    54,600.88x = 2,973,004,420.35
  5. Step 5: Solve for x
    x = 2,973,004,420.35/54,600.88
  6. Step 6: Final answer
    x = 54,449.75

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1.5x scale

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.