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Finding the Fourth Proportional to 167,997, 252,000.36 and 43,338

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Solution

The fourth proportional to 167,997, 252,000.36 and 43,338 is: 65,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,997 : 252,000.36 = 43,338 : x
  2. Step 2: Convert to fraction form
    167,997/252,000.36 = 43,338/x
  3. Step 3: Cross multiply
    167,997x = 252,000.36 × 43,338
  4. Step 4: Simplify right side
    167,997x = 10,921,191,601.68
  5. Step 5: Solve for x
    x = 10,921,191,601.68/167,997
  6. Step 6: Final answer
    x = 65,008.25

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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.