Home / 196,824.44-271,654.84-123,271

Finding the Fourth Proportional to 196,824.44, 271,654.84 and 123,271

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Solution

The fourth proportional to 196,824.44, 271,654.84 and 123,271 is: 170,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,824.44 : 271,654.84 = 123,271 : x
  2. Step 2: Convert to fraction form
    196,824.44/271,654.84 = 123,271/x
  3. Step 3: Cross multiply
    196,824.44x = 271,654.84 × 123,271
  4. Step 4: Simplify right side
    196,824.44x = 33,487,163,781.64
  5. Step 5: Solve for x
    x = 33,487,163,781.64/196,824.44
  6. Step 6: Final answer
    x = 170,137.22

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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.