Home / 244,747.72-367,121.60-86,982.40

Finding the Fourth Proportional to 244,747.72, 367,121.60 and 86,982.40

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Solution

The fourth proportional to 244,747.72, 367,121.60 and 86,982.40 is: 130,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,747.72 : 367,121.60 = 86,982.40 : x
  2. Step 2: Convert to fraction form
    244,747.72/367,121.60 = 86,982.40/x
  3. Step 3: Cross multiply
    244,747.72x = 367,121.60 × 86,982.40
  4. Step 4: Simplify right side
    244,747.72x = 31,933,117,859.84
  5. Step 5: Solve for x
    x = 31,933,117,859.84/244,747.72
  6. Step 6: Final answer
    x = 130,473.61

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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.