Home / 331,939.32-458,007.57-194,091.72

Finding the Fourth Proportional to 331,939.32, 458,007.57 and 194,091.72

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Solution

The fourth proportional to 331,939.32, 458,007.57 and 194,091.72 is: 267,806.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,939.32 : 458,007.57 = 194,091.72 : x
  2. Step 2: Convert to fraction form
    331,939.32/458,007.57 = 194,091.72/x
  3. Step 3: Cross multiply
    331,939.32x = 458,007.57 × 194,091.72
  4. Step 4: Simplify right side
    331,939.32x = 88,895,477,034.32
  5. Step 5: Solve for x
    x = 88,895,477,034.32/331,939.32
  6. Step 6: Final answer
    x = 267,806.41

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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.