Home / 218,631.36-327,914.40-60,843.36

Finding the Fourth Proportional to 218,631.36, 327,914.40 and 60,843.36

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Solution

The fourth proportional to 218,631.36, 327,914.40 and 60,843.36 is: 91,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,631.36 : 327,914.40 = 60,843.36 : x
  2. Step 2: Convert to fraction form
    218,631.36/327,914.40 = 60,843.36/x
  3. Step 3: Cross multiply
    218,631.36x = 327,914.40 × 60,843.36
  4. Step 4: Simplify right side
    218,631.36x = 19,951,413,888.38
  5. Step 5: Solve for x
    x = 19,951,413,888.38/218,631.36
  6. Step 6: Final answer
    x = 91,255.96

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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.