Home / 196,493.04-271,161.56-107,069.04

Finding the Fourth Proportional to 196,493.04, 271,161.56 and 107,069.04

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Solution

The fourth proportional to 196,493.04, 271,161.56 and 107,069.04 is: 147,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,493.04 : 271,161.56 = 107,069.04 : x
  2. Step 2: Convert to fraction form
    196,493.04/271,161.56 = 107,069.04/x
  3. Step 3: Cross multiply
    196,493.04x = 271,161.56 × 107,069.04
  4. Step 4: Simplify right side
    196,493.04x = 29,033,007,914.10
  5. Step 5: Solve for x
    x = 29,033,007,914.10/196,493.04
  6. Step 6: Final answer
    x = 147,755.91

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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.