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Finding the Fourth Proportional to 43,693.62, 65,494.98 and 29,654.79

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Solution

The fourth proportional to 43,693.62, 65,494.98 and 29,654.79 is: 44,451.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,693.62 : 65,494.98 = 29,654.79 : x
  2. Step 2: Convert to fraction form
    43,693.62/65,494.98 = 29,654.79/x
  3. Step 3: Cross multiply
    43,693.62x = 65,494.98 × 29,654.79
  4. Step 4: Simplify right side
    43,693.62x = 1,942,240,000.76
  5. Step 5: Solve for x
    x = 1,942,240,000.76/43,693.62
  6. Step 6: Final answer
    x = 44,451.34

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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.