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Finding the Fourth Proportional to 202,055.38, 303,114.22 and 68,904.50

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Solution

The fourth proportional to 202,055.38, 303,114.22 and 68,904.50 is: 103,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,055.38 : 303,114.22 = 68,904.50 : x
  2. Step 2: Convert to fraction form
    202,055.38/303,114.22 = 68,904.50/x
  3. Step 3: Cross multiply
    202,055.38x = 303,114.22 × 68,904.50
  4. Step 4: Simplify right side
    202,055.38x = 20,885,932,084.16
  5. Step 5: Solve for x
    x = 20,885,932,084.16/202,055.38
  6. Step 6: Final answer
    x = 103,367.37

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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.