Home / 395,910.27-593,975.97-129,857.94

Finding the Fourth Proportional to 395,910.27, 593,975.97 and 129,857.94

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Solution

The fourth proportional to 395,910.27, 593,975.97 and 129,857.94 is: 194,823.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,910.27 : 593,975.97 = 129,857.94 : x
  2. Step 2: Convert to fraction form
    395,910.27/593,975.97 = 129,857.94/x
  3. Step 3: Cross multiply
    395,910.27x = 593,975.97 × 129,857.94
  4. Step 4: Simplify right side
    395,910.27x = 77,132,495,873.70
  5. Step 5: Solve for x
    x = 77,132,495,873.70/395,910.27
  6. Step 6: Final answer
    x = 194,823.18

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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.