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Finding the Fourth Proportional to 23,308.88, 34,932.12 and 8,503.88

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Solution

The fourth proportional to 23,308.88, 34,932.12 and 8,503.88 is: 12,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,308.88 : 34,932.12 = 8,503.88 : x
  2. Step 2: Convert to fraction form
    23,308.88/34,932.12 = 8,503.88/x
  3. Step 3: Cross multiply
    23,308.88x = 34,932.12 × 8,503.88
  4. Step 4: Simplify right side
    23,308.88x = 297,058,556.63
  5. Step 5: Solve for x
    x = 297,058,556.63/23,308.88
  6. Step 6: Final answer
    x = 12,744.44

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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.