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Finding the Fourth Proportional to 202,365.97, 303,496.05 and 60,172.94

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Solution

The fourth proportional to 202,365.97, 303,496.05 and 60,172.94 is: 90,243.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,365.97 : 303,496.05 = 60,172.94 : x
  2. Step 2: Convert to fraction form
    202,365.97/303,496.05 = 60,172.94/x
  3. Step 3: Cross multiply
    202,365.97x = 303,496.05 × 60,172.94
  4. Step 4: Simplify right side
    202,365.97x = 18,262,250,365.63
  5. Step 5: Solve for x
    x = 18,262,250,365.63/202,365.97
  6. Step 6: Final answer
    x = 90,243.68

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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.