Home / 167,883.73-251,667.30-83,564.21

Finding the Fourth Proportional to 167,883.73, 251,667.30 and 83,564.21

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Solution

The fourth proportional to 167,883.73, 251,667.30 and 83,564.21 is: 125,267.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,883.73 : 251,667.30 = 83,564.21 : x
  2. Step 2: Convert to fraction form
    167,883.73/251,667.30 = 83,564.21/x
  3. Step 3: Cross multiply
    167,883.73x = 251,667.30 × 83,564.21
  4. Step 4: Simplify right side
    167,883.73x = 21,030,379,107.33
  5. Step 5: Solve for x
    x = 21,030,379,107.33/167,883.73
  6. Step 6: Final answer
    x = 125,267.52

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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.