Home / 394,777.65-592,161-95,255.73

Finding the Fourth Proportional to 394,777.65, 592,161 and 95,255.73

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Solution

The fourth proportional to 394,777.65, 592,161 and 95,255.73 is: 142,882.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,777.65 : 592,161 = 95,255.73 : x
  2. Step 2: Convert to fraction form
    394,777.65/592,161 = 95,255.73/x
  3. Step 3: Cross multiply
    394,777.65x = 592,161 × 95,255.73
  4. Step 4: Simplify right side
    394,777.65x = 56,406,728,332.53
  5. Step 5: Solve for x
    x = 56,406,728,332.53/394,777.65
  6. Step 6: Final answer
    x = 142,882.27

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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.