Home / 167,789.40-251,975.70-162,540.60

Finding the Fourth Proportional to 167,789.40, 251,975.70 and 162,540.60

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Solution

The fourth proportional to 167,789.40, 251,975.70 and 162,540.60 is: 244,093.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,789.40 : 251,975.70 = 162,540.60 : x
  2. Step 2: Convert to fraction form
    167,789.40/251,975.70 = 162,540.60/x
  3. Step 3: Cross multiply
    167,789.40x = 251,975.70 × 162,540.60
  4. Step 4: Simplify right side
    167,789.40x = 40,956,281,463.42
  5. Step 5: Solve for x
    x = 40,956,281,463.42/167,789.40
  6. Step 6: Final answer
    x = 244,093.38

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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.