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Finding the Fourth Proportional to 167,408.33, 251,112.50 and 73,895.45

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Solution

The fourth proportional to 167,408.33, 251,112.50 and 73,895.45 is: 110,843.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,408.33 : 251,112.50 = 73,895.45 : x
  2. Step 2: Convert to fraction form
    167,408.33/251,112.50 = 73,895.45/x
  3. Step 3: Cross multiply
    167,408.33x = 251,112.50 × 73,895.45
  4. Step 4: Simplify right side
    167,408.33x = 18,556,069,563.09
  5. Step 5: Solve for x
    x = 18,556,069,563.09/167,408.33
  6. Step 6: Final answer
    x = 110,843.17

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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.