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Finding the Fourth Proportional to 29,620.69, 44,424.46 and 8,556.14

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Solution

The fourth proportional to 29,620.69, 44,424.46 and 8,556.14 is: 12,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,620.69 : 44,424.46 = 8,556.14 : x
  2. Step 2: Convert to fraction form
    29,620.69/44,424.46 = 8,556.14/x
  3. Step 3: Cross multiply
    29,620.69x = 44,424.46 × 8,556.14
  4. Step 4: Simplify right side
    29,620.69x = 380,101,899.18
  5. Step 5: Solve for x
    x = 380,101,899.18/29,620.69
  6. Step 6: Final answer
    x = 12,832.31

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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.