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Finding the Fourth Proportional to 108,754.74, 163,169.10 and 33,891.84

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Solution

The fourth proportional to 108,754.74, 163,169.10 and 33,891.84 is: 50,849.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,754.74 : 163,169.10 = 33,891.84 : x
  2. Step 2: Convert to fraction form
    108,754.74/163,169.10 = 33,891.84/x
  3. Step 3: Cross multiply
    108,754.74x = 163,169.10 × 33,891.84
  4. Step 4: Simplify right side
    108,754.74x = 5,530,101,030.14
  5. Step 5: Solve for x
    x = 5,530,101,030.14/108,754.74
  6. Step 6: Final answer
    x = 50,849.29

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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.