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Finding the Fourth Proportional to 123,023.35, 169,736.82 and 80,066.04

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Solution

The fourth proportional to 123,023.35, 169,736.82 and 80,066.04 is: 110,468.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,023.35 : 169,736.82 = 80,066.04 : x
  2. Step 2: Convert to fraction form
    123,023.35/169,736.82 = 80,066.04/x
  3. Step 3: Cross multiply
    123,023.35x = 169,736.82 × 80,066.04
  4. Step 4: Simplify right side
    123,023.35x = 13,590,155,019.59
  5. Step 5: Solve for x
    x = 13,590,155,019.59/123,023.35
  6. Step 6: Final answer
    x = 110,468.09

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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.