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Finding the Fourth Proportional to 96,450.74, 144,717.44 and 49,736.42

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Solution

The fourth proportional to 96,450.74, 144,717.44 and 49,736.42 is: 74,625.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,450.74 : 144,717.44 = 49,736.42 : x
  2. Step 2: Convert to fraction form
    96,450.74/144,717.44 = 49,736.42/x
  3. Step 3: Cross multiply
    96,450.74x = 144,717.44 × 49,736.42
  4. Step 4: Simplify right side
    96,450.74x = 7,197,726,404.90
  5. Step 5: Solve for x
    x = 7,197,726,404.90/96,450.74
  6. Step 6: Final answer
    x = 74,625.94

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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.