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Finding the Fourth Proportional to 167,610.67, 251,362.64 and 55,269.95

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Solution

The fourth proportional to 167,610.67, 251,362.64 and 55,269.95 is: 82,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,610.67 : 251,362.64 = 55,269.95 : x
  2. Step 2: Convert to fraction form
    167,610.67/251,362.64 = 55,269.95/x
  3. Step 3: Cross multiply
    167,610.67x = 251,362.64 × 55,269.95
  4. Step 4: Simplify right side
    167,610.67x = 13,892,799,426.03
  5. Step 5: Solve for x
    x = 13,892,799,426.03/167,610.67
  6. Step 6: Final answer
    x = 82,887.32

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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.