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Finding the Fourth Proportional to 194,447.39, 291,668.11 and 118,568.27

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Solution

The fourth proportional to 194,447.39, 291,668.11 and 118,568.27 is: 177,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,447.39 : 291,668.11 = 118,568.27 : x
  2. Step 2: Convert to fraction form
    194,447.39/291,668.11 = 118,568.27/x
  3. Step 3: Cross multiply
    194,447.39x = 291,668.11 × 118,568.27
  4. Step 4: Simplify right side
    194,447.39x = 34,582,583,649.62
  5. Step 5: Solve for x
    x = 34,582,583,649.62/194,447.39
  6. Step 6: Final answer
    x = 177,850.60

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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.