Home / 248,383.28-372,365.93-108,036.20

Finding the Fourth Proportional to 248,383.28, 372,365.93 and 108,036.20

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Solution

The fourth proportional to 248,383.28, 372,365.93 and 108,036.20 is: 161,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,383.28 : 372,365.93 = 108,036.20 : x
  2. Step 2: Convert to fraction form
    248,383.28/372,365.93 = 108,036.20/x
  3. Step 3: Cross multiply
    248,383.28x = 372,365.93 × 108,036.20
  4. Step 4: Simplify right side
    248,383.28x = 40,228,998,224.84
  5. Step 5: Solve for x
    x = 40,228,998,224.84/248,383.28
  6. Step 6: Final answer
    x = 161,963.39

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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.