Home / 50,111.66-75,167.42-20,529.54

Finding the Fourth Proportional to 50,111.66, 75,167.42 and 20,529.54

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Solution

The fourth proportional to 50,111.66, 75,167.42 and 20,529.54 is: 30,794.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,111.66 : 75,167.42 = 20,529.54 : x
  2. Step 2: Convert to fraction form
    50,111.66/75,167.42 = 20,529.54/x
  3. Step 3: Cross multiply
    50,111.66x = 75,167.42 × 20,529.54
  4. Step 4: Simplify right side
    50,111.66x = 1,543,152,452.94
  5. Step 5: Solve for x
    x = 1,543,152,452.94/50,111.66
  6. Step 6: Final answer
    x = 30,794.28

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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.