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Finding the Fourth Proportional to 167,395.94, 251,092.53 and 67,554.60

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Solution

The fourth proportional to 167,395.94, 251,092.53 and 67,554.60 is: 101,331.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,395.94 : 251,092.53 = 67,554.60 : x
  2. Step 2: Convert to fraction form
    167,395.94/251,092.53 = 67,554.60/x
  3. Step 3: Cross multiply
    167,395.94x = 251,092.53 × 67,554.60
  4. Step 4: Simplify right side
    167,395.94x = 16,962,455,427.14
  5. Step 5: Solve for x
    x = 16,962,455,427.14/167,395.94
  6. Step 6: Final answer
    x = 101,331.34

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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.