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Finding the Fourth Proportional to 108,255.30, 162,383.04 and 29,369.53

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Solution

The fourth proportional to 108,255.30, 162,383.04 and 29,369.53 is: 44,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,255.30 : 162,383.04 = 29,369.53 : x
  2. Step 2: Convert to fraction form
    108,255.30/162,383.04 = 29,369.53/x
  3. Step 3: Cross multiply
    108,255.30x = 162,383.04 × 29,369.53
  4. Step 4: Simplify right side
    108,255.30x = 4,769,113,694.88
  5. Step 5: Solve for x
    x = 4,769,113,694.88/108,255.30
  6. Step 6: Final answer
    x = 44,054.32

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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.