Home / 394,723.70-592,158.60-124,919.74

Finding the Fourth Proportional to 394,723.70, 592,158.60 and 124,919.74

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Solution

The fourth proportional to 394,723.70, 592,158.60 and 124,919.74 is: 187,402.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,723.70 : 592,158.60 = 124,919.74 : x
  2. Step 2: Convert to fraction form
    394,723.70/592,158.60 = 124,919.74/x
  3. Step 3: Cross multiply
    394,723.70x = 592,158.60 × 124,919.74
  4. Step 4: Simplify right side
    394,723.70x = 73,972,298,350.76
  5. Step 5: Solve for x
    x = 73,972,298,350.76/394,723.70
  6. Step 6: Final answer
    x = 187,402.73

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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.