Home / 54,367.88-74,912.64-50,627.84

Finding the Fourth Proportional to 54,367.88, 74,912.64 and 50,627.84

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Solution

The fourth proportional to 54,367.88, 74,912.64 and 50,627.84 is: 69,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367.88 : 74,912.64 = 50,627.84 : x
  2. Step 2: Convert to fraction form
    54,367.88/74,912.64 = 50,627.84/x
  3. Step 3: Cross multiply
    54,367.88x = 74,912.64 × 50,627.84
  4. Step 4: Simplify right side
    54,367.88x = 3,792,665,151.90
  5. Step 5: Solve for x
    x = 3,792,665,151.90/54,367.88
  6. Step 6: Final answer
    x = 69,759.30

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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.