Home / 194,425.38-291,662.37-76,081.41

Finding the Fourth Proportional to 194,425.38, 291,662.37 and 76,081.41

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Solution

The fourth proportional to 194,425.38, 291,662.37 and 76,081.41 is: 114,131.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,425.38 : 291,662.37 = 76,081.41 : x
  2. Step 2: Convert to fraction form
    194,425.38/291,662.37 = 76,081.41/x
  3. Step 3: Cross multiply
    194,425.38x = 291,662.37 × 76,081.41
  4. Step 4: Simplify right side
    194,425.38x = 22,190,084,353.54
  5. Step 5: Solve for x
    x = 22,190,084,353.54/194,425.38
  6. Step 6: Final answer
    x = 114,131.62

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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.