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Finding the Fourth Proportional to 49,754.88, 68,544.95 and 34,621.52

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Solution

The fourth proportional to 49,754.88, 68,544.95 and 34,621.52 is: 47,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,754.88 : 68,544.95 = 34,621.52 : x
  2. Step 2: Convert to fraction form
    49,754.88/68,544.95 = 34,621.52/x
  3. Step 3: Cross multiply
    49,754.88x = 68,544.95 × 34,621.52
  4. Step 4: Simplify right side
    49,754.88x = 2,373,129,841.49
  5. Step 5: Solve for x
    x = 2,373,129,841.49/49,754.88
  6. Step 6: Final answer
    x = 47,696.42

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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.