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Finding the Fourth Proportional to 202,115.60, 303,216.60 and 61,888.40

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Solution

The fourth proportional to 202,115.60, 303,216.60 and 61,888.40 is: 92,845.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,115.60 : 303,216.60 = 61,888.40 : x
  2. Step 2: Convert to fraction form
    202,115.60/303,216.60 = 61,888.40/x
  3. Step 3: Cross multiply
    202,115.60x = 303,216.60 × 61,888.40
  4. Step 4: Simplify right side
    202,115.60x = 18,765,590,227.44
  5. Step 5: Solve for x
    x = 18,765,590,227.44/202,115.60
  6. Step 6: Final answer
    x = 92,845.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.