Home / 167,906.40-251,701.25-83,586.75

Finding the Fourth Proportional to 167,906.40, 251,701.25 and 83,586.75

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Solution

The fourth proportional to 167,906.40, 251,701.25 and 83,586.75 is: 125,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,906.40 : 251,701.25 = 83,586.75 : x
  2. Step 2: Convert to fraction form
    167,906.40/251,701.25 = 83,586.75/x
  3. Step 3: Cross multiply
    167,906.40x = 251,701.25 × 83,586.75
  4. Step 4: Simplify right side
    167,906.40x = 21,038,889,040.50
  5. Step 5: Solve for x
    x = 21,038,889,040.50/167,906.40
  6. Step 6: Final answer
    x = 125,301.29

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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.