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Finding the Fourth Proportional to 68,425.63, 102,648.98 and 24,042.49

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Solution

The fourth proportional to 68,425.63, 102,648.98 and 24,042.49 is: 36,067.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,425.63 : 102,648.98 = 24,042.49 : x
  2. Step 2: Convert to fraction form
    68,425.63/102,648.98 = 24,042.49/x
  3. Step 3: Cross multiply
    68,425.63x = 102,648.98 × 24,042.49
  4. Step 4: Simplify right side
    68,425.63x = 2,467,937,075.16
  5. Step 5: Solve for x
    x = 2,467,937,075.16/68,425.63
  6. Step 6: Final answer
    x = 36,067.44

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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.