Home / 196,629.22-271,371.36-111,759.04

Finding the Fourth Proportional to 196,629.22, 271,371.36 and 111,759.04

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Solution

The fourth proportional to 196,629.22, 271,371.36 and 111,759.04 is: 154,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,629.22 : 271,371.36 = 111,759.04 : x
  2. Step 2: Convert to fraction form
    196,629.22/271,371.36 = 111,759.04/x
  3. Step 3: Cross multiply
    196,629.22x = 271,371.36 × 111,759.04
  4. Step 4: Simplify right side
    196,629.22x = 30,328,202,677.09
  5. Step 5: Solve for x
    x = 30,328,202,677.09/196,629.22
  6. Step 6: Final answer
    x = 154,240.57

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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.