Home / 50,253.29-75,380.96-20,667.29

Finding the Fourth Proportional to 50,253.29, 75,380.96 and 20,667.29

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Solution

The fourth proportional to 50,253.29, 75,380.96 and 20,667.29 is: 31,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,253.29 : 75,380.96 = 20,667.29 : x
  2. Step 2: Convert to fraction form
    50,253.29/75,380.96 = 20,667.29/x
  3. Step 3: Cross multiply
    50,253.29x = 75,380.96 × 20,667.29
  4. Step 4: Simplify right side
    50,253.29x = 1,557,919,835.56
  5. Step 5: Solve for x
    x = 1,557,919,835.56/50,253.29
  6. Step 6: Final answer
    x = 31,001.35

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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.