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Finding the Fourth Proportional to 183,243.96, 274,855.40 and 108,836.73

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Solution

The fourth proportional to 183,243.96, 274,855.40 and 108,836.73 is: 163,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,243.96 : 274,855.40 = 108,836.73 : x
  2. Step 2: Convert to fraction form
    183,243.96/274,855.40 = 108,836.73/x
  3. Step 3: Cross multiply
    183,243.96x = 274,855.40 × 108,836.73
  4. Step 4: Simplify right side
    183,243.96x = 29,914,362,958.84
  5. Step 5: Solve for x
    x = 29,914,362,958.84/183,243.96
  6. Step 6: Final answer
    x = 163,248.83

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Why These Related Problems?

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