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Finding the Fourth Proportional to 167,904, 251,856 and 55,554.06

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Solution

The fourth proportional to 167,904, 251,856 and 55,554.06 is: 83,331.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,904 : 251,856 = 55,554.06 : x
  2. Step 2: Convert to fraction form
    167,904/251,856 = 55,554.06/x
  3. Step 3: Cross multiply
    167,904x = 251,856 × 55,554.06
  4. Step 4: Simplify right side
    167,904x = 13,991,623,335.36
  5. Step 5: Solve for x
    x = 13,991,623,335.36/167,904
  6. Step 6: Final answer
    x = 83,331.09

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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.