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Finding the Fourth Proportional to 68,392.45, 94,424.25 and 44,206.08

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Solution

The fourth proportional to 68,392.45, 94,424.25 and 44,206.08 is: 61,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,392.45 : 94,424.25 = 44,206.08 : x
  2. Step 2: Convert to fraction form
    68,392.45/94,424.25 = 44,206.08/x
  3. Step 3: Cross multiply
    68,392.45x = 94,424.25 × 44,206.08
  4. Step 4: Simplify right side
    68,392.45x = 4,174,125,949.44
  5. Step 5: Solve for x
    x = 4,174,125,949.44/68,392.45
  6. Step 6: Final answer
    x = 61,031.97

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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.