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Finding the Fourth Proportional to 123,193.82, 169,997.29 and 69,492.04

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Solution

The fourth proportional to 123,193.82, 169,997.29 and 69,492.04 is: 95,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,193.82 : 169,997.29 = 69,492.04 : x
  2. Step 2: Convert to fraction form
    123,193.82/169,997.29 = 69,492.04/x
  3. Step 3: Cross multiply
    123,193.82x = 169,997.29 × 69,492.04
  4. Step 4: Simplify right side
    123,193.82x = 11,813,458,476.57
  5. Step 5: Solve for x
    x = 11,813,458,476.57/123,193.82
  6. Step 6: Final answer
    x = 95,893.27

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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.