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Finding the Fourth Proportional to 167,823.99, 251,735.67 and 49,578.39

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Solution

The fourth proportional to 167,823.99, 251,735.67 and 49,578.39 is: 74,367.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,823.99 : 251,735.67 = 49,578.39 : x
  2. Step 2: Convert to fraction form
    167,823.99/251,735.67 = 49,578.39/x
  3. Step 3: Cross multiply
    167,823.99x = 251,735.67 × 49,578.39
  4. Step 4: Simplify right side
    167,823.99x = 12,480,649,224.17
  5. Step 5: Solve for x
    x = 12,480,649,224.17/167,823.99
  6. Step 6: Final answer
    x = 74,367.49

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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.