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Finding the Fourth Proportional to 22,466.00, 33,699.81 and 8,424.60

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Solution

The fourth proportional to 22,466.00, 33,699.81 and 8,424.60 is: 12,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,466.00 : 33,699.81 = 8,424.60 : x
  2. Step 2: Convert to fraction form
    22,466.00/33,699.81 = 8,424.60/x
  3. Step 3: Cross multiply
    22,466.00x = 33,699.81 × 8,424.60
  4. Step 4: Simplify right side
    22,466.00x = 283,907,419.33
  5. Step 5: Solve for x
    x = 283,907,419.33/22,466.00
  6. Step 6: Final answer
    x = 12,637.21

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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.