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Finding the Fourth Proportional to 75,133.50, 103,684.23 and 41,601.66

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Solution

The fourth proportional to 75,133.50, 103,684.23 and 41,601.66 is: 57,410.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,133.50 : 103,684.23 = 41,601.66 : x
  2. Step 2: Convert to fraction form
    75,133.50/103,684.23 = 41,601.66/x
  3. Step 3: Cross multiply
    75,133.50x = 103,684.23 × 41,601.66
  4. Step 4: Simplify right side
    75,133.50x = 4,313,436,083.82
  5. Step 5: Solve for x
    x = 4,313,436,083.82/75,133.50
  6. Step 6: Final answer
    x = 57,410.29

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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.