Home / 196,407.22-271,049.79-111,532.18

Finding the Fourth Proportional to 196,407.22, 271,049.79 and 111,532.18

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Solution

The fourth proportional to 196,407.22, 271,049.79 and 111,532.18 is: 153,918.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,407.22 : 271,049.79 = 111,532.18 : x
  2. Step 2: Convert to fraction form
    196,407.22/271,049.79 = 111,532.18/x
  3. Step 3: Cross multiply
    196,407.22x = 271,049.79 × 111,532.18
  4. Step 4: Simplify right side
    196,407.22x = 30,230,773,967.24
  5. Step 5: Solve for x
    x = 30,230,773,967.24/196,407.22
  6. Step 6: Final answer
    x = 153,918.85

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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.