Home / 394,176.03-590,889.99-127,749.33

Finding the Fourth Proportional to 394,176.03, 590,889.99 and 127,749.33

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Solution

The fourth proportional to 394,176.03, 590,889.99 and 127,749.33 is: 191,502.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,176.03 : 590,889.99 = 127,749.33 : x
  2. Step 2: Convert to fraction form
    394,176.03/590,889.99 = 127,749.33/x
  3. Step 3: Cross multiply
    394,176.03x = 590,889.99 × 127,749.33
  4. Step 4: Simplify right side
    394,176.03x = 75,485,800,326.21
  5. Step 5: Solve for x
    x = 75,485,800,326.21/394,176.03
  6. Step 6: Final answer
    x = 191,502.77

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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.