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Finding the Fourth Proportional to 111,892.70, 167,841.30 and 41,758.02

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Solution

The fourth proportional to 111,892.70, 167,841.30 and 41,758.02 is: 62,637.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,892.70 : 167,841.30 = 41,758.02 : x
  2. Step 2: Convert to fraction form
    111,892.70/167,841.30 = 41,758.02/x
  3. Step 3: Cross multiply
    111,892.70x = 167,841.30 × 41,758.02
  4. Step 4: Simplify right side
    111,892.70x = 7,008,720,362.23
  5. Step 5: Solve for x
    x = 7,008,720,362.23/111,892.70
  6. Step 6: Final answer
    x = 62,637.87

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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.