Home / 193,174.67-266,581.68-108,286.25

Finding the Fourth Proportional to 193,174.67, 266,581.68 and 108,286.25

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Solution

The fourth proportional to 193,174.67, 266,581.68 and 108,286.25 is: 149,435.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,174.67 : 266,581.68 = 108,286.25 : x
  2. Step 2: Convert to fraction form
    193,174.67/266,581.68 = 108,286.25/x
  3. Step 3: Cross multiply
    193,174.67x = 266,581.68 × 108,286.25
  4. Step 4: Simplify right side
    193,174.67x = 28,867,130,445.90
  5. Step 5: Solve for x
    x = 28,867,130,445.90/193,174.67
  6. Step 6: Final answer
    x = 149,435.38

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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.