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Finding the Fourth Proportional to 167,160.87, 250,738.53 and 67,318.56

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Solution

The fourth proportional to 167,160.87, 250,738.53 and 67,318.56 is: 100,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,160.87 : 250,738.53 = 67,318.56 : x
  2. Step 2: Convert to fraction form
    167,160.87/250,738.53 = 67,318.56/x
  3. Step 3: Cross multiply
    167,160.87x = 250,738.53 × 67,318.56
  4. Step 4: Simplify right side
    167,160.87x = 16,879,356,776.12
  5. Step 5: Solve for x
    x = 16,879,356,776.12/167,160.87
  6. Step 6: Final answer
    x = 100,976.72

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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.