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Finding the Fourth Proportional to 202,757.12, 304,179.16 and 60,613.54

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Solution

The fourth proportional to 202,757.12, 304,179.16 and 60,613.54 is: 90,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,757.12 : 304,179.16 = 60,613.54 : x
  2. Step 2: Convert to fraction form
    202,757.12/304,179.16 = 60,613.54/x
  3. Step 3: Cross multiply
    202,757.12x = 304,179.16 × 60,613.54
  4. Step 4: Simplify right side
    202,757.12x = 18,437,375,681.83
  5. Step 5: Solve for x
    x = 18,437,375,681.83/202,757.12
  6. Step 6: Final answer
    x = 90,933.31

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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.