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Finding the Fourth Proportional to 165,028.52, 227,738.02 and 89,575.40

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Solution

The fourth proportional to 165,028.52, 227,738.02 and 89,575.40 is: 123,613.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,028.52 : 227,738.02 = 89,575.40 : x
  2. Step 2: Convert to fraction form
    165,028.52/227,738.02 = 89,575.40/x
  3. Step 3: Cross multiply
    165,028.52x = 227,738.02 × 89,575.40
  4. Step 4: Simplify right side
    165,028.52x = 20,399,724,236.71
  5. Step 5: Solve for x
    x = 20,399,724,236.71/165,028.52
  6. Step 6: Final answer
    x = 123,613.33

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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.