Home / 244,902.78-367,243.26-87,135.36

Finding the Fourth Proportional to 244,902.78, 367,243.26 and 87,135.36

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Solution

The fourth proportional to 244,902.78, 367,243.26 and 87,135.36 is: 130,663.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,902.78 : 367,243.26 = 87,135.36 : x
  2. Step 2: Convert to fraction form
    244,902.78/367,243.26 = 87,135.36/x
  3. Step 3: Cross multiply
    244,902.78x = 367,243.26 × 87,135.36
  4. Step 4: Simplify right side
    244,902.78x = 31,999,873,667.67
  5. Step 5: Solve for x
    x = 31,999,873,667.67/244,902.78
  6. Step 6: Final answer
    x = 130,663.58

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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.