Home / 248,086.20-372,014.10-107,772.60

Finding the Fourth Proportional to 248,086.20, 372,014.10 and 107,772.60

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Solution

The fourth proportional to 248,086.20, 372,014.10 and 107,772.60 is: 161,608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,086.20 : 372,014.10 = 107,772.60 : x
  2. Step 2: Convert to fraction form
    248,086.20/372,014.10 = 107,772.60/x
  3. Step 3: Cross multiply
    248,086.20x = 372,014.10 × 107,772.60
  4. Step 4: Simplify right side
    248,086.20x = 40,092,926,793.66
  5. Step 5: Solve for x
    x = 40,092,926,793.66/248,086.20
  6. Step 6: Final answer
    x = 161,608.86

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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.