Home / 168,429.20-252,647.85-50,104.40

Finding the Fourth Proportional to 168,429.20, 252,647.85 and 50,104.40

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Solution

The fourth proportional to 168,429.20, 252,647.85 and 50,104.40 is: 75,157.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,429.20 : 252,647.85 = 50,104.40 : x
  2. Step 2: Convert to fraction form
    168,429.20/252,647.85 = 50,104.40/x
  3. Step 3: Cross multiply
    168,429.20x = 252,647.85 × 50,104.40
  4. Step 4: Simplify right side
    168,429.20x = 12,658,768,935.54
  5. Step 5: Solve for x
    x = 12,658,768,935.54/168,429.20
  6. Step 6: Final answer
    x = 75,157.80

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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.