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Finding the Fourth Proportional to 167,379.01, 251,105.47 and 55,093.77

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Solution

The fourth proportional to 167,379.01, 251,105.47 and 55,093.77 is: 82,652.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,379.01 : 251,105.47 = 55,093.77 : x
  2. Step 2: Convert to fraction form
    167,379.01/251,105.47 = 55,093.77/x
  3. Step 3: Cross multiply
    167,379.01x = 251,105.47 × 55,093.77
  4. Step 4: Simplify right side
    167,379.01x = 13,834,346,872.19
  5. Step 5: Solve for x
    x = 13,834,346,872.19/167,379.01
  6. Step 6: Final answer
    x = 82,652.82

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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.