Home / 196,587.49-271,134.70-127,601.53

Finding the Fourth Proportional to 196,587.49, 271,134.70 and 127,601.53

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Solution

The fourth proportional to 196,587.49, 271,134.70 and 127,601.53 is: 175,988.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,587.49 : 271,134.70 = 127,601.53 : x
  2. Step 2: Convert to fraction form
    196,587.49/271,134.70 = 127,601.53/x
  3. Step 3: Cross multiply
    196,587.49x = 271,134.70 × 127,601.53
  4. Step 4: Simplify right side
    196,587.49x = 34,597,202,556.09
  5. Step 5: Solve for x
    x = 34,597,202,556.09/196,587.49
  6. Step 6: Final answer
    x = 175,988.83

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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.