Home / 167,833.71-251,861.00-79,112.25

Finding the Fourth Proportional to 167,833.71, 251,861.00 and 79,112.25

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Solution

The fourth proportional to 167,833.71, 251,861.00 and 79,112.25 is: 118,720.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,833.71 : 251,861.00 = 79,112.25 : x
  2. Step 2: Convert to fraction form
    167,833.71/251,861.00 = 79,112.25/x
  3. Step 3: Cross multiply
    167,833.71x = 251,861.00 × 79,112.25
  4. Step 4: Simplify right side
    167,833.71x = 19,925,290,001.69
  5. Step 5: Solve for x
    x = 19,925,290,001.69/167,833.71
  6. Step 6: Final answer
    x = 118,720.43

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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.