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Finding the Fourth Proportional to 23,309.64, 34,933.30 and 8,504.64

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Solution

The fourth proportional to 23,309.64, 34,933.30 and 8,504.64 is: 12,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,309.64 : 34,933.30 = 8,504.64 : x
  2. Step 2: Convert to fraction form
    23,309.64/34,933.30 = 8,504.64/x
  3. Step 3: Cross multiply
    23,309.64x = 34,933.30 × 8,504.64
  4. Step 4: Simplify right side
    23,309.64x = 297,095,140.51
  5. Step 5: Solve for x
    x = 297,095,140.51/23,309.64
  6. Step 6: Final answer
    x = 12,745.59

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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.