Home / 248,087.20-372,015.60-107,773.60

Finding the Fourth Proportional to 248,087.20, 372,015.60 and 107,773.60

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Solution

The fourth proportional to 248,087.20, 372,015.60 and 107,773.60 is: 161,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,087.20 : 372,015.60 = 107,773.60 : x
  2. Step 2: Convert to fraction form
    248,087.20/372,015.60 = 107,773.60/x
  3. Step 3: Cross multiply
    248,087.20x = 372,015.60 × 107,773.60
  4. Step 4: Simplify right side
    248,087.20x = 40,093,460,468.16
  5. Step 5: Solve for x
    x = 40,093,460,468.16/248,087.20
  6. Step 6: Final answer
    x = 161,610.36

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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.