Home / 196,824.60-271,617.30-111,936.60

Finding the Fourth Proportional to 196,824.60, 271,617.30 and 111,936.60

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Solution

The fourth proportional to 196,824.60, 271,617.30 and 111,936.60 is: 154,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,824.60 : 271,617.30 = 111,936.60 : x
  2. Step 2: Convert to fraction form
    196,824.60/271,617.30 = 111,936.60/x
  3. Step 3: Cross multiply
    196,824.60x = 271,617.30 × 111,936.60
  4. Step 4: Simplify right side
    196,824.60x = 30,403,917,063.18
  5. Step 5: Solve for x
    x = 30,403,917,063.18/196,824.60
  6. Step 6: Final answer
    x = 154,472.14

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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.