Home / 167,621.40-231,433.20-113,950.80

Finding the Fourth Proportional to 167,621.40, 231,433.20 and 113,950.80

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Solution

The fourth proportional to 167,621.40, 231,433.20 and 113,950.80 is: 157,330.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,621.40 : 231,433.20 = 113,950.80 : x
  2. Step 2: Convert to fraction form
    167,621.40/231,433.20 = 113,950.80/x
  3. Step 3: Cross multiply
    167,621.40x = 231,433.20 × 113,950.80
  4. Step 4: Simplify right side
    167,621.40x = 26,371,998,286.56
  5. Step 5: Solve for x
    x = 26,371,998,286.56/167,621.40
  6. Step 6: Final answer
    x = 157,330.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.