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Finding the Fourth Proportional to 43,493.72, 60,039.70 and 29,365.70

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Solution

The fourth proportional to 43,493.72, 60,039.70 and 29,365.70 is: 40,537.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,493.72 : 60,039.70 = 29,365.70 : x
  2. Step 2: Convert to fraction form
    43,493.72/60,039.70 = 29,365.70/x
  3. Step 3: Cross multiply
    43,493.72x = 60,039.70 × 29,365.70
  4. Step 4: Simplify right side
    43,493.72x = 1,763,107,444.68
  5. Step 5: Solve for x
    x = 1,763,107,444.68/43,493.72
  6. Step 6: Final answer
    x = 40,537.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.