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Finding the Fourth Proportional to 162,984.96, 244,469.28 and 44,654.40

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Solution

The fourth proportional to 162,984.96, 244,469.28 and 44,654.40 is: 66,979.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,984.96 : 244,469.28 = 44,654.40 : x
  2. Step 2: Convert to fraction form
    162,984.96/244,469.28 = 44,654.40/x
  3. Step 3: Cross multiply
    162,984.96x = 244,469.28 × 44,654.40
  4. Step 4: Simplify right side
    162,984.96x = 10,916,629,016.83
  5. Step 5: Solve for x
    x = 10,916,629,016.83/162,984.96
  6. Step 6: Final answer
    x = 66,979.36

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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.