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Finding the Fourth Proportional to 218,003.94, 327,012.05 and 60,232.41

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Solution

The fourth proportional to 218,003.94, 327,012.05 and 60,232.41 is: 90,350.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,003.94 : 327,012.05 = 60,232.41 : x
  2. Step 2: Convert to fraction form
    218,003.94/327,012.05 = 60,232.41/x
  3. Step 3: Cross multiply
    218,003.94x = 327,012.05 × 60,232.41
  4. Step 4: Simplify right side
    218,003.94x = 19,696,724,021.12
  5. Step 5: Solve for x
    x = 19,696,724,021.12/218,003.94
  6. Step 6: Final answer
    x = 90,350.31

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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.