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Finding the Fourth Proportional to 108,105.98, 162,104.53 and 36,033.36

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Solution

The fourth proportional to 108,105.98, 162,104.53 and 36,033.36 is: 54,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,105.98 : 162,104.53 = 36,033.36 : x
  2. Step 2: Convert to fraction form
    108,105.98/162,104.53 = 36,033.36/x
  3. Step 3: Cross multiply
    108,105.98x = 162,104.53 × 36,033.36
  4. Step 4: Simplify right side
    108,105.98x = 5,841,170,706.95
  5. Step 5: Solve for x
    x = 5,841,170,706.95/108,105.98
  6. Step 6: Final answer
    x = 54,031.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.