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Finding the Fourth Proportional to 111,632.60, 167,432.70 and 32,738.60

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Solution

The fourth proportional to 111,632.60, 167,432.70 and 32,738.60 is: 49,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,632.60 : 167,432.70 = 32,738.60 : x
  2. Step 2: Convert to fraction form
    111,632.60/167,432.70 = 32,738.60/x
  3. Step 3: Cross multiply
    111,632.60x = 167,432.70 × 32,738.60
  4. Step 4: Simplify right side
    111,632.60x = 5,481,512,192.22
  5. Step 5: Solve for x
    x = 5,481,512,192.22/111,632.60
  6. Step 6: Final answer
    x = 49,103.15

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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.