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Finding the Fourth Proportional to 60,142.70, 82,994.82 and 33,285.26

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Solution

The fourth proportional to 60,142.70, 82,994.82 and 33,285.26 is: 45,932.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,142.70 : 82,994.82 = 33,285.26 : x
  2. Step 2: Convert to fraction form
    60,142.70/82,994.82 = 33,285.26/x
  3. Step 3: Cross multiply
    60,142.70x = 82,994.82 × 33,285.26
  4. Step 4: Simplify right side
    60,142.70x = 2,762,504,162.35
  5. Step 5: Solve for x
    x = 2,762,504,162.35/60,142.70
  6. Step 6: Final answer
    x = 45,932.49

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