Home / 54,825.20-75,660.60-33,600.36

Finding the Fourth Proportional to 54,825.20, 75,660.60 and 33,600.36

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Solution

The fourth proportional to 54,825.20, 75,660.60 and 33,600.36 is: 46,369.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,825.20 : 75,660.60 = 33,600.36 : x
  2. Step 2: Convert to fraction form
    54,825.20/75,660.60 = 33,600.36/x
  3. Step 3: Cross multiply
    54,825.20x = 75,660.60 × 33,600.36
  4. Step 4: Simplify right side
    54,825.20x = 2,542,223,397.82
  5. Step 5: Solve for x
    x = 2,542,223,397.82/54,825.20
  6. Step 6: Final answer
    x = 46,369.62

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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.