Home / 198,059.82-273,317.43-113,176.89

Finding the Fourth Proportional to 198,059.82, 273,317.43 and 113,176.89

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Solution

The fourth proportional to 198,059.82, 273,317.43 and 113,176.89 is: 156,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,059.82 : 273,317.43 = 113,176.89 : x
  2. Step 2: Convert to fraction form
    198,059.82/273,317.43 = 113,176.89/x
  3. Step 3: Cross multiply
    198,059.82x = 273,317.43 × 113,176.89
  4. Step 4: Simplify right side
    198,059.82x = 30,933,216,710.19
  5. Step 5: Solve for x
    x = 30,933,216,710.19/198,059.82
  6. Step 6: Final answer
    x = 156,181.18

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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.