Home / 198,827.93-274,374.32-108,184.25

Finding the Fourth Proportional to 198,827.93, 274,374.32 and 108,184.25

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Solution

The fourth proportional to 198,827.93, 274,374.32 and 108,184.25 is: 149,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,827.93 : 274,374.32 = 108,184.25 : x
  2. Step 2: Convert to fraction form
    198,827.93/274,374.32 = 108,184.25/x
  3. Step 3: Cross multiply
    198,827.93x = 274,374.32 × 108,184.25
  4. Step 4: Simplify right side
    198,827.93x = 29,682,978,115.67
  5. Step 5: Solve for x
    x = 29,682,978,115.67/198,827.93
  6. Step 6: Final answer
    x = 149,289.78

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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.