Home / 193,432.14-266,936.49-108,549.20

Finding the Fourth Proportional to 193,432.14, 266,936.49 and 108,549.20

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Solution

The fourth proportional to 193,432.14, 266,936.49 and 108,549.20 is: 149,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,432.14 : 266,936.49 = 108,549.20 : x
  2. Step 2: Convert to fraction form
    193,432.14/266,936.49 = 108,549.20/x
  3. Step 3: Cross multiply
    193,432.14x = 266,936.49 × 108,549.20
  4. Step 4: Simplify right side
    193,432.14x = 28,975,741,105.63
  5. Step 5: Solve for x
    x = 28,975,741,105.63/193,432.14
  6. Step 6: Final answer
    x = 149,797.97

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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.