Home / 194,375.20-291,462-89,103.52

Finding the Fourth Proportional to 194,375.20, 291,462 and 89,103.52

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Solution

The fourth proportional to 194,375.20, 291,462 and 89,103.52 is: 133,609.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,375.20 : 291,462 = 89,103.52 : x
  2. Step 2: Convert to fraction form
    194,375.20/291,462 = 89,103.52/x
  3. Step 3: Cross multiply
    194,375.20x = 291,462 × 89,103.52
  4. Step 4: Simplify right side
    194,375.20x = 25,970,290,146.24
  5. Step 5: Solve for x
    x = 25,970,290,146.24/194,375.20
  6. Step 6: Final answer
    x = 133,609.07

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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.