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Finding the Fourth Proportional to 169,761.29, 234,276.91 and 101,789.33

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Solution

The fourth proportional to 169,761.29, 234,276.91 and 101,789.33 is: 140,473.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,761.29 : 234,276.91 = 101,789.33 : x
  2. Step 2: Convert to fraction form
    169,761.29/234,276.91 = 101,789.33/x
  3. Step 3: Cross multiply
    169,761.29x = 234,276.91 × 101,789.33
  4. Step 4: Simplify right side
    169,761.29x = 23,846,888,277.51
  5. Step 5: Solve for x
    x = 23,846,888,277.51/169,761.29
  6. Step 6: Final answer
    x = 140,473.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.