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Finding the Fourth Proportional to 167,503.47, 251,224.22 and 76,297.37

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Solution

The fourth proportional to 167,503.47, 251,224.22 and 76,297.37 is: 114,431.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,503.47 : 251,224.22 = 76,297.37 : x
  2. Step 2: Convert to fraction form
    167,503.47/251,224.22 = 76,297.37/x
  3. Step 3: Cross multiply
    167,503.47x = 251,224.22 × 76,297.37
  4. Step 4: Simplify right side
    167,503.47x = 19,167,745,628.69
  5. Step 5: Solve for x
    x = 19,167,745,628.69/167,503.47
  6. Step 6: Final answer
    x = 114,431.93

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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.