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Finding the Fourth Proportional to 136,066.96, 204,101.09 and 41,297.96

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Solution

The fourth proportional to 136,066.96, 204,101.09 and 41,297.96 is: 61,947.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,066.96 : 204,101.09 = 41,297.96 : x
  2. Step 2: Convert to fraction form
    136,066.96/204,101.09 = 41,297.96/x
  3. Step 3: Cross multiply
    136,066.96x = 204,101.09 × 41,297.96
  4. Step 4: Simplify right side
    136,066.96x = 8,428,959,511.45
  5. Step 5: Solve for x
    x = 8,428,959,511.45/136,066.96
  6. Step 6: Final answer
    x = 61,947.14

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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.