Home / 130,067.56-194,967.42-51,149.80

Finding the Fourth Proportional to 130,067.56, 194,967.42 and 51,149.80

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Solution

The fourth proportional to 130,067.56, 194,967.42 and 51,149.80 is: 76,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,067.56 : 194,967.42 = 51,149.80 : x
  2. Step 2: Convert to fraction form
    130,067.56/194,967.42 = 51,149.80/x
  3. Step 3: Cross multiply
    130,067.56x = 194,967.42 × 51,149.80
  4. Step 4: Simplify right side
    130,067.56x = 9,972,544,539.52
  5. Step 5: Solve for x
    x = 9,972,544,539.52/130,067.56
  6. Step 6: Final answer
    x = 76,672.04

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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.