Home / 167,786.40-251,971.20-162,537.60

Finding the Fourth Proportional to 167,786.40, 251,971.20 and 162,537.60

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Solution

The fourth proportional to 167,786.40, 251,971.20 and 162,537.60 is: 244,088.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,786.40 : 251,971.20 = 162,537.60 : x
  2. Step 2: Convert to fraction form
    167,786.40/251,971.20 = 162,537.60/x
  3. Step 3: Cross multiply
    167,786.40x = 251,971.20 × 162,537.60
  4. Step 4: Simplify right side
    167,786.40x = 40,954,794,117.12
  5. Step 5: Solve for x
    x = 40,954,794,117.12/167,786.40
  6. Step 6: Final answer
    x = 244,088.88

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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.