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Finding the Fourth Proportional to 169,679.11, 234,160.09 and 93,201.43

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Solution

The fourth proportional to 169,679.11, 234,160.09 and 93,201.43 is: 128,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,679.11 : 234,160.09 = 93,201.43 : x
  2. Step 2: Convert to fraction form
    169,679.11/234,160.09 = 93,201.43/x
  3. Step 3: Cross multiply
    169,679.11x = 234,160.09 × 93,201.43
  4. Step 4: Simplify right side
    169,679.11x = 21,824,055,236.93
  5. Step 5: Solve for x
    x = 21,824,055,236.93/169,679.11
  6. Step 6: Final answer
    x = 128,619.58

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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.