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Finding the Fourth Proportional to 202,036.50, 303,066.90 and 61,796.34

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Solution

The fourth proportional to 202,036.50, 303,066.90 and 61,796.34 is: 92,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,036.50 : 303,066.90 = 61,796.34 : x
  2. Step 2: Convert to fraction form
    202,036.50/303,066.90 = 61,796.34/x
  3. Step 3: Cross multiply
    202,036.50x = 303,066.90 × 61,796.34
  4. Step 4: Simplify right side
    202,036.50x = 18,728,425,195.15
  5. Step 5: Solve for x
    x = 18,728,425,195.15/202,036.50
  6. Step 6: Final answer
    x = 92,698.23

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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.