Home / 50,081.68-75,098.76-18,481.42

Finding the Fourth Proportional to 50,081.68, 75,098.76 and 18,481.42

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Solution

The fourth proportional to 50,081.68, 75,098.76 and 18,481.42 is: 27,713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,081.68 : 75,098.76 = 18,481.42 : x
  2. Step 2: Convert to fraction form
    50,081.68/75,098.76 = 18,481.42/x
  3. Step 3: Cross multiply
    50,081.68x = 75,098.76 × 18,481.42
  4. Step 4: Simplify right side
    50,081.68x = 1,387,931,725.04
  5. Step 5: Solve for x
    x = 1,387,931,725.04/50,081.68
  6. Step 6: Final answer
    x = 27,713.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.