Home / 167,431.57-231,116.21-110,861.17

Finding the Fourth Proportional to 167,431.57, 231,116.21 and 110,861.17

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Solution

The fourth proportional to 167,431.57, 231,116.21 and 110,861.17 is: 153,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,431.57 : 231,116.21 = 110,861.17 : x
  2. Step 2: Convert to fraction form
    167,431.57/231,116.21 = 110,861.17/x
  3. Step 3: Cross multiply
    167,431.57x = 231,116.21 × 110,861.17
  4. Step 4: Simplify right side
    167,431.57x = 25,621,813,446.57
  5. Step 5: Solve for x
    x = 25,621,813,446.57/167,431.57
  6. Step 6: Final answer
    x = 153,028.57

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1.5x scale

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.