Home / 199,174.29-274,867.47-108,537.72

Finding the Fourth Proportional to 199,174.29, 274,867.47 and 108,537.72

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Solution

The fourth proportional to 199,174.29, 274,867.47 and 108,537.72 is: 149,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,174.29 : 274,867.47 = 108,537.72 : x
  2. Step 2: Convert to fraction form
    199,174.29/274,867.47 = 108,537.72/x
  3. Step 3: Cross multiply
    199,174.29x = 274,867.47 × 108,537.72
  4. Step 4: Simplify right side
    199,174.29x = 29,833,488,495.97
  5. Step 5: Solve for x
    x = 29,833,488,495.97/199,174.29
  6. Step 6: Final answer
    x = 149,785.84

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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.