Home / 394,194.23-591,330.05-106,002.30

Finding the Fourth Proportional to 394,194.23, 591,330.05 and 106,002.30

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Solution

The fourth proportional to 394,194.23, 591,330.05 and 106,002.30 is: 159,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,194.23 : 591,330.05 = 106,002.30 : x
  2. Step 2: Convert to fraction form
    394,194.23/591,330.05 = 106,002.30/x
  3. Step 3: Cross multiply
    394,194.23x = 591,330.05 × 106,002.30
  4. Step 4: Simplify right side
    394,194.23x = 62,682,344,829.10
  5. Step 5: Solve for x
    x = 62,682,344,829.10/394,194.23
  6. Step 6: Final answer
    x = 159,013.86

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1.5x scale

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.