Home / 168,186.78-252,311.27-48,238.70

Finding the Fourth Proportional to 168,186.78, 252,311.27 and 48,238.70

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Solution

The fourth proportional to 168,186.78, 252,311.27 and 48,238.70 is: 72,366.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,186.78 : 252,311.27 = 48,238.70 : x
  2. Step 2: Convert to fraction form
    168,186.78/252,311.27 = 48,238.70/x
  3. Step 3: Cross multiply
    168,186.78x = 252,311.27 × 48,238.70
  4. Step 4: Simplify right side
    168,186.78x = 12,171,166,157.40
  5. Step 5: Solve for x
    x = 12,171,166,157.40/168,186.78
  6. Step 6: Final answer
    x = 72,366.96

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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.