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Finding the Fourth Proportional to 111,276.18, 166,914.27 and 27,035.91

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Solution

The fourth proportional to 111,276.18, 166,914.27 and 27,035.91 is: 40,553.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,276.18 : 166,914.27 = 27,035.91 : x
  2. Step 2: Convert to fraction form
    111,276.18/166,914.27 = 27,035.91/x
  3. Step 3: Cross multiply
    111,276.18x = 166,914.27 × 27,035.91
  4. Step 4: Simplify right side
    111,276.18x = 4,512,679,181.44
  5. Step 5: Solve for x
    x = 4,512,679,181.44/111,276.18
  6. Step 6: Final answer
    x = 40,553.87

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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.