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Finding the Fourth Proportional to 181,536.24, 250,523.24 and 100,963.80

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Solution

The fourth proportional to 181,536.24, 250,523.24 and 100,963.80 is: 139,331.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,536.24 : 250,523.24 = 100,963.80 : x
  2. Step 2: Convert to fraction form
    181,536.24/250,523.24 = 100,963.80/x
  3. Step 3: Cross multiply
    181,536.24x = 250,523.24 × 100,963.80
  4. Step 4: Simplify right side
    181,536.24x = 25,293,777,793.89
  5. Step 5: Solve for x
    x = 25,293,777,793.89/181,536.24
  6. Step 6: Final answer
    x = 139,331.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.