Home / 263,962.64-395,755.92-123,644.72

Finding the Fourth Proportional to 263,962.64, 395,755.92 and 123,644.72

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Solution

The fourth proportional to 263,962.64, 395,755.92 and 123,644.72 is: 185,379.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,962.64 : 395,755.92 = 123,644.72 : x
  2. Step 2: Convert to fraction form
    263,962.64/395,755.92 = 123,644.72/x
  3. Step 3: Cross multiply
    263,962.64x = 395,755.92 × 123,644.72
  4. Step 4: Simplify right side
    263,962.64x = 48,933,129,916.74
  5. Step 5: Solve for x
    x = 48,933,129,916.74/263,962.64
  6. Step 6: Final answer
    x = 185,379.00

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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.