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Finding the Fourth Proportional to 167,252.10, 230,720.72 and 102,735.88

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Solution

The fourth proportional to 167,252.10, 230,720.72 and 102,735.88 is: 141,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,252.10 : 230,720.72 = 102,735.88 : x
  2. Step 2: Convert to fraction form
    167,252.10/230,720.72 = 102,735.88/x
  3. Step 3: Cross multiply
    167,252.10x = 230,720.72 × 102,735.88
  4. Step 4: Simplify right side
    167,252.10x = 23,703,296,363.41
  5. Step 5: Solve for x
    x = 23,703,296,363.41/167,252.10
  6. Step 6: Final answer
    x = 141,721.96

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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.