Home / 225,914.40-338,691.74-111,982.02

Finding the Fourth Proportional to 225,914.40, 338,691.74 and 111,982.02

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Solution

The fourth proportional to 225,914.40, 338,691.74 and 111,982.02 is: 167,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,914.40 : 338,691.74 = 111,982.02 : x
  2. Step 2: Convert to fraction form
    225,914.40/338,691.74 = 111,982.02/x
  3. Step 3: Cross multiply
    225,914.40x = 338,691.74 × 111,982.02
  4. Step 4: Simplify right side
    225,914.40x = 37,927,385,202.51
  5. Step 5: Solve for x
    x = 37,927,385,202.51/225,914.40
  6. Step 6: Final answer
    x = 167,883.88

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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.