Home / 50,101.38-75,149.46-16,821.72

Finding the Fourth Proportional to 50,101.38, 75,149.46 and 16,821.72

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Solution

The fourth proportional to 50,101.38, 75,149.46 and 16,821.72 is: 25,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,101.38 : 75,149.46 = 16,821.72 : x
  2. Step 2: Convert to fraction form
    50,101.38/75,149.46 = 16,821.72/x
  3. Step 3: Cross multiply
    50,101.38x = 75,149.46 × 16,821.72
  4. Step 4: Simplify right side
    50,101.38x = 1,264,143,174.27
  5. Step 5: Solve for x
    x = 1,264,143,174.27/50,101.38
  6. Step 6: Final answer
    x = 25,231.70

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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.