Home / 94,380.83-130,245.56-51,939.36

Finding the Fourth Proportional to 94,380.83, 130,245.56 and 51,939.36

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Solution

The fourth proportional to 94,380.83, 130,245.56 and 51,939.36 is: 71,676.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,380.83 : 130,245.56 = 51,939.36 : x
  2. Step 2: Convert to fraction form
    94,380.83/130,245.56 = 51,939.36/x
  3. Step 3: Cross multiply
    94,380.83x = 130,245.56 × 51,939.36
  4. Step 4: Simplify right side
    94,380.83x = 6,764,870,769.54
  5. Step 5: Solve for x
    x = 6,764,870,769.54/94,380.83
  6. Step 6: Final answer
    x = 71,676.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.