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Finding the Fourth Proportional to 166,589.52, 229,893.30 and 91,138.02

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Solution

The fourth proportional to 166,589.52, 229,893.30 and 91,138.02 is: 125,770.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,589.52 : 229,893.30 = 91,138.02 : x
  2. Step 2: Convert to fraction form
    166,589.52/229,893.30 = 91,138.02/x
  3. Step 3: Cross multiply
    166,589.52x = 229,893.30 × 91,138.02
  4. Step 4: Simplify right side
    166,589.52x = 20,952,020,173.27
  5. Step 5: Solve for x
    x = 20,952,020,173.27/166,589.52
  6. Step 6: Final answer
    x = 125,770.34

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