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Finding the Fourth Proportional to 167,425.44, 231,107.76 and 110,855.04

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Solution

The fourth proportional to 167,425.44, 231,107.76 and 110,855.04 is: 153,020.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,425.44 : 231,107.76 = 110,855.04 : x
  2. Step 2: Convert to fraction form
    167,425.44/231,107.76 = 110,855.04/x
  3. Step 3: Cross multiply
    167,425.44x = 231,107.76 × 110,855.04
  4. Step 4: Simplify right side
    167,425.44x = 25,619,459,979.11
  5. Step 5: Solve for x
    x = 25,619,459,979.11/167,425.44
  6. Step 6: Final answer
    x = 153,020.11

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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.