Home / 50,189.36-75,286.92-15,125.36

Finding the Fourth Proportional to 50,189.36, 75,286.92 and 15,125.36

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Solution

The fourth proportional to 50,189.36, 75,286.92 and 15,125.36 is: 22,688.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,189.36 : 75,286.92 = 15,125.36 : x
  2. Step 2: Convert to fraction form
    50,189.36/75,286.92 = 15,125.36/x
  3. Step 3: Cross multiply
    50,189.36x = 75,286.92 × 15,125.36
  4. Step 4: Simplify right side
    50,189.36x = 1,138,741,768.29
  5. Step 5: Solve for x
    x = 1,138,741,768.29/50,189.36
  6. Step 6: Final answer
    x = 22,688.91

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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.