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Finding the Fourth Proportional to 167,058.80, 251,171.40 and 163,559.60

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Solution

The fourth proportional to 167,058.80, 251,171.40 and 163,559.60 is: 245,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,058.80 : 251,171.40 = 163,559.60 : x
  2. Step 2: Convert to fraction form
    167,058.80/251,171.40 = 163,559.60/x
  3. Step 3: Cross multiply
    167,058.80x = 251,171.40 × 163,559.60
  4. Step 4: Simplify right side
    167,058.80x = 41,081,493,715.44
  5. Step 5: Solve for x
    x = 41,081,493,715.44/167,058.80
  6. Step 6: Final answer
    x = 245,910.38

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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.