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Finding the Fourth Proportional to 199,522.89, 299,169.14 and 136,419.44

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Solution

The fourth proportional to 199,522.89, 299,169.14 and 136,419.44 is: 204,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,522.89 : 299,169.14 = 136,419.44 : x
  2. Step 2: Convert to fraction form
    199,522.89/299,169.14 = 136,419.44/x
  3. Step 3: Cross multiply
    199,522.89x = 299,169.14 × 136,419.44
  4. Step 4: Simplify right side
    199,522.89x = 40,812,484,366.14
  5. Step 5: Solve for x
    x = 40,812,484,366.14/199,522.89
  6. Step 6: Final answer
    x = 204,550.39

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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.