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Finding the Fourth Proportional to 111,937.66, 167,906.50 and 37,037.70

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Solution

The fourth proportional to 111,937.66, 167,906.50 and 37,037.70 is: 55,556.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,937.66 : 167,906.50 = 37,037.70 : x
  2. Step 2: Convert to fraction form
    111,937.66/167,906.50 = 37,037.70/x
  3. Step 3: Cross multiply
    111,937.66x = 167,906.50 × 37,037.70
  4. Step 4: Simplify right side
    111,937.66x = 6,218,870,575.05
  5. Step 5: Solve for x
    x = 6,218,870,575.05/111,937.66
  6. Step 6: Final answer
    x = 55,556.55

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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.