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Finding the Fourth Proportional to 108,634.96, 162,957.30 and 29,747.44

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Solution

The fourth proportional to 108,634.96, 162,957.30 and 29,747.44 is: 44,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,634.96 : 162,957.30 = 29,747.44 : x
  2. Step 2: Convert to fraction form
    108,634.96/162,957.30 = 29,747.44/x
  3. Step 3: Cross multiply
    108,634.96x = 162,957.30 × 29,747.44
  4. Step 4: Simplify right side
    108,634.96x = 4,847,562,504.31
  5. Step 5: Solve for x
    x = 4,847,562,504.31/108,634.96
  6. Step 6: Final answer
    x = 44,622.49

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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.