Home / 193,519.70-267,057.45-108,637.37

Finding the Fourth Proportional to 193,519.70, 267,057.45 and 108,637.37

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Solution

The fourth proportional to 193,519.70, 267,057.45 and 108,637.37 is: 149,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,519.70 : 267,057.45 = 108,637.37 : x
  2. Step 2: Convert to fraction form
    193,519.70/267,057.45 = 108,637.37/x
  3. Step 3: Cross multiply
    193,519.70x = 267,057.45 × 108,637.37
  4. Step 4: Simplify right side
    193,519.70x = 29,012,417,671.62
  5. Step 5: Solve for x
    x = 29,012,417,671.62/193,519.70
  6. Step 6: Final answer
    x = 149,919.72

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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.