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Finding the Fourth Proportional to 166,091, 229,217.90 and 94,494.09

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Solution

The fourth proportional to 166,091, 229,217.90 and 94,494.09 is: 130,408.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,091 : 229,217.90 = 94,494.09 : x
  2. Step 2: Convert to fraction form
    166,091/229,217.90 = 94,494.09/x
  3. Step 3: Cross multiply
    166,091x = 229,217.90 × 94,494.09
  4. Step 4: Simplify right side
    166,091x = 21,659,736,872.21
  5. Step 5: Solve for x
    x = 21,659,736,872.21/166,091
  6. Step 6: Final answer
    x = 130,408.85

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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.