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Finding the Fourth Proportional to 119,286.60, 164,617.56 and 65,573.88

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Solution

The fourth proportional to 119,286.60, 164,617.56 and 65,573.88 is: 90,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,286.60 : 164,617.56 = 65,573.88 : x
  2. Step 2: Convert to fraction form
    119,286.60/164,617.56 = 65,573.88/x
  3. Step 3: Cross multiply
    119,286.60x = 164,617.56 × 65,573.88
  4. Step 4: Simplify right side
    119,286.60x = 10,794,612,290.97
  5. Step 5: Solve for x
    x = 10,794,612,290.97/119,286.60
  6. Step 6: Final answer
    x = 90,493.08

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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.