Home / 198,529.53-273,976.88-113,673.93

Finding the Fourth Proportional to 198,529.53, 273,976.88 and 113,673.93

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Solution

The fourth proportional to 198,529.53, 273,976.88 and 113,673.93 is: 156,873.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,529.53 : 273,976.88 = 113,673.93 : x
  2. Step 2: Convert to fraction form
    198,529.53/273,976.88 = 113,673.93/x
  3. Step 3: Cross multiply
    198,529.53x = 273,976.88 × 113,673.93
  4. Step 4: Simplify right side
    198,529.53x = 31,144,028,110.37
  5. Step 5: Solve for x
    x = 31,144,028,110.37/198,529.53
  6. Step 6: Final answer
    x = 156,873.53

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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.