Home / 57,924.72-80,020.44-39,144.24

Finding the Fourth Proportional to 57,924.72, 80,020.44 and 39,144.24

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Solution

The fourth proportional to 57,924.72, 80,020.44 and 39,144.24 is: 54,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,924.72 : 80,020.44 = 39,144.24 : x
  2. Step 2: Convert to fraction form
    57,924.72/80,020.44 = 39,144.24/x
  3. Step 3: Cross multiply
    57,924.72x = 80,020.44 × 39,144.24
  4. Step 4: Simplify right side
    57,924.72x = 3,132,339,308.27
  5. Step 5: Solve for x
    x = 3,132,339,308.27/57,924.72
  6. Step 6: Final answer
    x = 54,076.04

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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.