Home / 198,202.56-273,516.57-116,540.04

Finding the Fourth Proportional to 198,202.56, 273,516.57 and 116,540.04

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Solution

The fourth proportional to 198,202.56, 273,516.57 and 116,540.04 is: 160,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,202.56 : 273,516.57 = 116,540.04 : x
  2. Step 2: Convert to fraction form
    198,202.56/273,516.57 = 116,540.04/x
  3. Step 3: Cross multiply
    198,202.56x = 273,516.57 × 116,540.04
  4. Step 4: Simplify right side
    198,202.56x = 31,875,630,640.88
  5. Step 5: Solve for x
    x = 31,875,630,640.88/198,202.56
  6. Step 6: Final answer
    x = 160,823.51

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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.