Home / 136,297.68-204,129-131,568.36

Finding the Fourth Proportional to 136,297.68, 204,129 and 131,568.36

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Solution

The fourth proportional to 136,297.68, 204,129 and 131,568.36 is: 197,046.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,297.68 : 204,129 = 131,568.36 : x
  2. Step 2: Convert to fraction form
    136,297.68/204,129 = 131,568.36/x
  3. Step 3: Cross multiply
    136,297.68x = 204,129 × 131,568.36
  4. Step 4: Simplify right side
    136,297.68x = 26,856,917,758.44
  5. Step 5: Solve for x
    x = 26,856,917,758.44/136,297.68
  6. Step 6: Final answer
    x = 197,046.04

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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.