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Finding the Fourth Proportional to 111,680.64, 167,545.68 and 36,797.76

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Solution

The fourth proportional to 111,680.64, 167,545.68 and 36,797.76 is: 55,204.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,680.64 : 167,545.68 = 36,797.76 : x
  2. Step 2: Convert to fraction form
    111,680.64/167,545.68 = 36,797.76/x
  3. Step 3: Cross multiply
    111,680.64x = 167,545.68 × 36,797.76
  4. Step 4: Simplify right side
    111,680.64x = 6,165,305,721.68
  5. Step 5: Solve for x
    x = 6,165,305,721.68/111,680.64
  6. Step 6: Final answer
    x = 55,204.79

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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.