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Finding the Fourth Proportional to 49,571.84, 68,398.80 and 29,425.88

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Solution

The fourth proportional to 49,571.84, 68,398.80 and 29,425.88 is: 40,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,571.84 : 68,398.80 = 29,425.88 : x
  2. Step 2: Convert to fraction form
    49,571.84/68,398.80 = 29,425.88/x
  3. Step 3: Cross multiply
    49,571.84x = 68,398.80 × 29,425.88
  4. Step 4: Simplify right side
    49,571.84x = 2,012,694,880.94
  5. Step 5: Solve for x
    x = 2,012,694,880.94/49,571.84
  6. Step 6: Final answer
    x = 40,601.58

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1.5x scale

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.