Home / 263,663.86-395,492.82-63,986.44

Finding the Fourth Proportional to 263,663.86, 395,492.82 and 63,986.44

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Solution

The fourth proportional to 263,663.86, 395,492.82 and 63,986.44 is: 95,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,663.86 : 395,492.82 = 63,986.44 : x
  2. Step 2: Convert to fraction form
    263,663.86/395,492.82 = 63,986.44/x
  3. Step 3: Cross multiply
    263,663.86x = 395,492.82 × 63,986.44
  4. Step 4: Simplify right side
    263,663.86x = 25,306,177,597.36
  5. Step 5: Solve for x
    x = 25,306,177,597.36/263,663.86
  6. Step 6: Final answer
    x = 95,978.94

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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.