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Finding the Fourth Proportional to 45,957.89, 68,943.31 and 16,366.97

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Solution

The fourth proportional to 45,957.89, 68,943.31 and 16,366.97 is: 24,552.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,957.89 : 68,943.31 = 16,366.97 : x
  2. Step 2: Convert to fraction form
    45,957.89/68,943.31 = 16,366.97/x
  3. Step 3: Cross multiply
    45,957.89x = 68,943.31 × 16,366.97
  4. Step 4: Simplify right side
    45,957.89x = 1,128,392,700.84
  5. Step 5: Solve for x
    x = 1,128,392,700.84/45,957.89
  6. Step 6: Final answer
    x = 24,552.76

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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.