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Finding the Fourth Proportional to 167,963.44, 231,789.50 and 92,511.94

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Solution

The fourth proportional to 167,963.44, 231,789.50 and 92,511.94 is: 127,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,963.44 : 231,789.50 = 92,511.94 : x
  2. Step 2: Convert to fraction form
    167,963.44/231,789.50 = 92,511.94/x
  3. Step 3: Cross multiply
    167,963.44x = 231,789.50 × 92,511.94
  4. Step 4: Simplify right side
    167,963.44x = 21,443,296,316.63
  5. Step 5: Solve for x
    x = 21,443,296,316.63/167,963.44
  6. Step 6: Final answer
    x = 127,666.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.