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Finding the Fourth Proportional to 29,694.05, 40,976.03 and 16,262.63

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Solution

The fourth proportional to 29,694.05, 40,976.03 and 16,262.63 is: 22,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,694.05 : 40,976.03 = 16,262.63 : x
  2. Step 2: Convert to fraction form
    29,694.05/40,976.03 = 16,262.63/x
  3. Step 3: Cross multiply
    29,694.05x = 40,976.03 × 16,262.63
  4. Step 4: Simplify right side
    29,694.05x = 666,377,728.57
  5. Step 5: Solve for x
    x = 666,377,728.57/29,694.05
  6. Step 6: Final answer
    x = 22,441.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.