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Finding the Fourth Proportional to 167,803.20, 251,710.20 and 62,632.80

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Solution

The fourth proportional to 167,803.20, 251,710.20 and 62,632.80 is: 93,951.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,803.20 : 251,710.20 = 62,632.80 : x
  2. Step 2: Convert to fraction form
    167,803.20/251,710.20 = 62,632.80/x
  3. Step 3: Cross multiply
    167,803.20x = 251,710.20 × 62,632.80
  4. Step 4: Simplify right side
    167,803.20x = 15,765,314,614.56
  5. Step 5: Solve for x
    x = 15,765,314,614.56/167,803.20
  6. Step 6: Final answer
    x = 93,951.22

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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.