Home / 196,964.04-271,839.06-112,101.96

Finding the Fourth Proportional to 196,964.04, 271,839.06 and 112,101.96

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Solution

The fourth proportional to 196,964.04, 271,839.06 and 112,101.96 is: 154,717.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,964.04 : 271,839.06 = 112,101.96 : x
  2. Step 2: Convert to fraction form
    196,964.04/271,839.06 = 112,101.96/x
  3. Step 3: Cross multiply
    196,964.04x = 271,839.06 × 112,101.96
  4. Step 4: Simplify right side
    196,964.04x = 30,473,691,430.56
  5. Step 5: Solve for x
    x = 30,473,691,430.56/196,964.04
  6. Step 6: Final answer
    x = 154,717.03

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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.