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Finding the Fourth Proportional to 123,111.33, 169,891.24 and 69,395.33

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Solution

The fourth proportional to 123,111.33, 169,891.24 and 69,395.33 is: 95,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,111.33 : 169,891.24 = 69,395.33 : x
  2. Step 2: Convert to fraction form
    123,111.33/169,891.24 = 69,395.33/x
  3. Step 3: Cross multiply
    123,111.33x = 169,891.24 × 69,395.33
  4. Step 4: Simplify right side
    123,111.33x = 11,789,658,663.91
  5. Step 5: Solve for x
    x = 11,789,658,663.91/123,111.33
  6. Step 6: Final answer
    x = 95,764.21

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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.