Home / 194,134.20-291,201.30-185,665.65

Finding the Fourth Proportional to 194,134.20, 291,201.30 and 185,665.65

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Solution

The fourth proportional to 194,134.20, 291,201.30 and 185,665.65 is: 278,498.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,134.20 : 291,201.30 = 185,665.65 : x
  2. Step 2: Convert to fraction form
    194,134.20/291,201.30 = 185,665.65/x
  3. Step 3: Cross multiply
    194,134.20x = 291,201.30 × 185,665.65
  4. Step 4: Simplify right side
    194,134.20x = 54,066,078,645.35
  5. Step 5: Solve for x
    x = 54,066,078,645.35/194,134.20
  6. Step 6: Final answer
    x = 278,498.48

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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.