Home / 248,382.28-372,364.43-108,035.20

Finding the Fourth Proportional to 248,382.28, 372,364.43 and 108,035.20

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Solution

The fourth proportional to 248,382.28, 372,364.43 and 108,035.20 is: 161,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,382.28 : 372,364.43 = 108,035.20 : x
  2. Step 2: Convert to fraction form
    248,382.28/372,364.43 = 108,035.20/x
  3. Step 3: Cross multiply
    248,382.28x = 372,364.43 × 108,035.20
  4. Step 4: Simplify right side
    248,382.28x = 40,228,464,076.20
  5. Step 5: Solve for x
    x = 40,228,464,076.20/248,382.28
  6. Step 6: Final answer
    x = 161,961.90

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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.