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Finding the Fourth Proportional to 167,299.52, 230,866.08 and 91,849.28

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Solution

The fourth proportional to 167,299.52, 230,866.08 and 91,849.28 is: 126,748.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,299.52 : 230,866.08 = 91,849.28 : x
  2. Step 2: Convert to fraction form
    167,299.52/230,866.08 = 91,849.28/x
  3. Step 3: Cross multiply
    167,299.52x = 230,866.08 × 91,849.28
  4. Step 4: Simplify right side
    167,299.52x = 21,204,883,224.42
  5. Step 5: Solve for x
    x = 21,204,883,224.42/167,299.52
  6. Step 6: Final answer
    x = 126,748.02

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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.