Home / 50,481.60-69,160.08-48,589.86

Finding the Fourth Proportional to 50,481.60, 69,160.08 and 48,589.86

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Solution

The fourth proportional to 50,481.60, 69,160.08 and 48,589.86 is: 66,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,481.60 : 69,160.08 = 48,589.86 : x
  2. Step 2: Convert to fraction form
    50,481.60/69,160.08 = 48,589.86/x
  3. Step 3: Cross multiply
    50,481.60x = 69,160.08 × 48,589.86
  4. Step 4: Simplify right side
    50,481.60x = 3,360,478,604.79
  5. Step 5: Solve for x
    x = 3,360,478,604.79/50,481.60
  6. Step 6: Final answer
    x = 66,568.39

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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.