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Finding the Fourth Proportional to 52,794.44, 79,315.50 and 49,805.48

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Solution

The fourth proportional to 52,794.44, 79,315.50 and 49,805.48 is: 74,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,794.44 : 79,315.50 = 49,805.48 : x
  2. Step 2: Convert to fraction form
    52,794.44/79,315.50 = 49,805.48/x
  3. Step 3: Cross multiply
    52,794.44x = 79,315.50 × 49,805.48
  4. Step 4: Simplify right side
    52,794.44x = 3,950,346,548.94
  5. Step 5: Solve for x
    x = 3,950,346,548.94/52,794.44
  6. Step 6: Final answer
    x = 74,825.05

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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.