Home / 195,584.12-269,896.74-120,118.04

Finding the Fourth Proportional to 195,584.12, 269,896.74 and 120,118.04

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Solution

The fourth proportional to 195,584.12, 269,896.74 and 120,118.04 is: 165,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,584.12 : 269,896.74 = 120,118.04 : x
  2. Step 2: Convert to fraction form
    195,584.12/269,896.74 = 120,118.04/x
  3. Step 3: Cross multiply
    195,584.12x = 269,896.74 × 120,118.04
  4. Step 4: Simplify right side
    195,584.12x = 32,419,467,411.19
  5. Step 5: Solve for x
    x = 32,419,467,411.19/195,584.12
  6. Step 6: Final answer
    x = 165,757.16

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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.