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Finding the Fourth Proportional to 166,920.94, 250,396.94 and 54,601.89

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Solution

The fourth proportional to 166,920.94, 250,396.94 and 54,601.89 is: 81,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,920.94 : 250,396.94 = 54,601.89 : x
  2. Step 2: Convert to fraction form
    166,920.94/250,396.94 = 54,601.89/x
  3. Step 3: Cross multiply
    166,920.94x = 250,396.94 × 54,601.89
  4. Step 4: Simplify right side
    166,920.94x = 13,672,146,174.22
  5. Step 5: Solve for x
    x = 13,672,146,174.22/166,920.94
  6. Step 6: Final answer
    x = 81,907.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.