Home / 234,185.31-323,175.15-126,754.47

Finding the Fourth Proportional to 234,185.31, 323,175.15 and 126,754.47

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Solution

The fourth proportional to 234,185.31, 323,175.15 and 126,754.47 is: 174,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,185.31 : 323,175.15 = 126,754.47 : x
  2. Step 2: Convert to fraction form
    234,185.31/323,175.15 = 126,754.47/x
  3. Step 3: Cross multiply
    234,185.31x = 323,175.15 × 126,754.47
  4. Step 4: Simplify right side
    234,185.31x = 40,963,894,855.42
  5. Step 5: Solve for x
    x = 40,963,894,855.42/234,185.31
  6. Step 6: Final answer
    x = 174,920.86

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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.