Home / 199,180.54-274,865.64-108,537.16

Finding the Fourth Proportional to 199,180.54, 274,865.64 and 108,537.16

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Solution

The fourth proportional to 199,180.54, 274,865.64 and 108,537.16 is: 149,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,180.54 : 274,865.64 = 108,537.16 : x
  2. Step 2: Convert to fraction form
    199,180.54/274,865.64 = 108,537.16/x
  3. Step 3: Cross multiply
    199,180.54x = 274,865.64 × 108,537.16
  4. Step 4: Simplify right side
    199,180.54x = 29,833,135,947.18
  5. Step 5: Solve for x
    x = 29,833,135,947.18/199,180.54
  6. Step 6: Final answer
    x = 149,779.37

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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.