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Finding the Fourth Proportional to 108,645.48, 162,946.08 and 29,753.64

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Solution

The fourth proportional to 108,645.48, 162,946.08 and 29,753.64 is: 44,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,645.48 : 162,946.08 = 29,753.64 : x
  2. Step 2: Convert to fraction form
    108,645.48/162,946.08 = 29,753.64/x
  3. Step 3: Cross multiply
    108,645.48x = 162,946.08 × 29,753.64
  4. Step 4: Simplify right side
    108,645.48x = 4,848,239,003.73
  5. Step 5: Solve for x
    x = 4,848,239,003.73/108,645.48
  6. Step 6: Final answer
    x = 44,624.40

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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.