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Finding the Fourth Proportional to 132,219.01, 182,417.97 and 74,850.49

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Solution

The fourth proportional to 132,219.01, 182,417.97 and 74,850.49 is: 103,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,219.01 : 182,417.97 = 74,850.49 : x
  2. Step 2: Convert to fraction form
    132,219.01/182,417.97 = 74,850.49/x
  3. Step 3: Cross multiply
    132,219.01x = 182,417.97 × 74,850.49
  4. Step 4: Simplify right side
    132,219.01x = 13,654,074,439.31
  5. Step 5: Solve for x
    x = 13,654,074,439.31/132,219.01
  6. Step 6: Final answer
    x = 103,268.62

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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.