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Finding the Fourth Proportional to 167,431.44, 231,116.04 and 110,861.04

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Solution

The fourth proportional to 167,431.44, 231,116.04 and 110,861.04 is: 153,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,431.44 : 231,116.04 = 110,861.04 : x
  2. Step 2: Convert to fraction form
    167,431.44/231,116.04 = 110,861.04/x
  3. Step 3: Cross multiply
    167,431.44x = 231,116.04 × 110,861.04
  4. Step 4: Simplify right side
    167,431.44x = 25,621,764,555.08
  5. Step 5: Solve for x
    x = 25,621,764,555.08/167,431.44
  6. Step 6: Final answer
    x = 153,028.40

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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.