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Finding the Fourth Proportional to 241,136.28, 361,707.12 and 114,788.16

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Solution

The fourth proportional to 241,136.28, 361,707.12 and 114,788.16 is: 172,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,136.28 : 361,707.12 = 114,788.16 : x
  2. Step 2: Convert to fraction form
    241,136.28/361,707.12 = 114,788.16/x
  3. Step 3: Cross multiply
    241,136.28x = 361,707.12 × 114,788.16
  4. Step 4: Simplify right side
    241,136.28x = 41,519,694,763.70
  5. Step 5: Solve for x
    x = 41,519,694,763.70/241,136.28
  6. Step 6: Final answer
    x = 172,183.53

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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.