Home / 193,105.98-266,497.19-108,228.51

Finding the Fourth Proportional to 193,105.98, 266,497.19 and 108,228.51

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Solution

The fourth proportional to 193,105.98, 266,497.19 and 108,228.51 is: 149,361.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,105.98 : 266,497.19 = 108,228.51 : x
  2. Step 2: Convert to fraction form
    193,105.98/266,497.19 = 108,228.51/x
  3. Step 3: Cross multiply
    193,105.98x = 266,497.19 × 108,228.51
  4. Step 4: Simplify right side
    193,105.98x = 28,842,593,251.74
  5. Step 5: Solve for x
    x = 28,842,593,251.74/193,105.98
  6. Step 6: Final answer
    x = 149,361.47

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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.