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Finding the Fourth Proportional to 102,964.03, 154,450.36 and 36,404.71

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Solution

The fourth proportional to 102,964.03, 154,450.36 and 36,404.71 is: 54,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,964.03 : 154,450.36 = 36,404.71 : x
  2. Step 2: Convert to fraction form
    102,964.03/154,450.36 = 36,404.71/x
  3. Step 3: Cross multiply
    102,964.03x = 154,450.36 × 36,404.71
  4. Step 4: Simplify right side
    102,964.03x = 5,622,720,224.58
  5. Step 5: Solve for x
    x = 5,622,720,224.58/102,964.03
  6. Step 6: Final answer
    x = 54,608.59

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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.