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Finding the Fourth Proportional to 111,615.08, 167,422.94 and 27,375.64

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Solution

The fourth proportional to 111,615.08, 167,422.94 and 27,375.64 is: 41,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,615.08 : 167,422.94 = 27,375.64 : x
  2. Step 2: Convert to fraction form
    111,615.08/167,422.94 = 27,375.64/x
  3. Step 3: Cross multiply
    111,615.08x = 167,422.94 × 27,375.64
  4. Step 4: Simplify right side
    111,615.08x = 4,583,310,133.18
  5. Step 5: Solve for x
    x = 4,583,310,133.18/111,615.08
  6. Step 6: Final answer
    x = 41,063.54

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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.