Home / 168,431.70-252,651.60-50,106.90

Finding the Fourth Proportional to 168,431.70, 252,651.60 and 50,106.90

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Solution

The fourth proportional to 168,431.70, 252,651.60 and 50,106.90 is: 75,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,431.70 : 252,651.60 = 50,106.90 : x
  2. Step 2: Convert to fraction form
    168,431.70/252,651.60 = 50,106.90/x
  3. Step 3: Cross multiply
    168,431.70x = 252,651.60 × 50,106.90
  4. Step 4: Simplify right side
    168,431.70x = 12,659,588,456.04
  5. Step 5: Solve for x
    x = 12,659,588,456.04/168,431.70
  6. Step 6: Final answer
    x = 75,161.55

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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.