Home / 50,149.12-69,180.72-38,893.12

Finding the Fourth Proportional to 50,149.12, 69,180.72 and 38,893.12

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Solution

The fourth proportional to 50,149.12, 69,180.72 and 38,893.12 is: 53,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,149.12 : 69,180.72 = 38,893.12 : x
  2. Step 2: Convert to fraction form
    50,149.12/69,180.72 = 38,893.12/x
  3. Step 3: Cross multiply
    50,149.12x = 69,180.72 × 38,893.12
  4. Step 4: Simplify right side
    50,149.12x = 2,690,654,044.65
  5. Step 5: Solve for x
    x = 2,690,654,044.65/50,149.12
  6. Step 6: Final answer
    x = 53,653.07

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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.