Home / 50,629.60-69,361.40-48,736.56

Finding the Fourth Proportional to 50,629.60, 69,361.40 and 48,736.56

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Solution

The fourth proportional to 50,629.60, 69,361.40 and 48,736.56 is: 66,767.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,629.60 : 69,361.40 = 48,736.56 : x
  2. Step 2: Convert to fraction form
    50,629.60/69,361.40 = 48,736.56/x
  3. Step 3: Cross multiply
    50,629.60x = 69,361.40 × 48,736.56
  4. Step 4: Simplify right side
    50,629.60x = 3,380,436,032.78
  5. Step 5: Solve for x
    x = 3,380,436,032.78/50,629.60
  6. Step 6: Final answer
    x = 66,767.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.