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Finding the Fourth Proportional to 50,556.49, 69,771.87 and 27,899.98

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Solution

The fourth proportional to 50,556.49, 69,771.87 and 27,899.98 is: 38,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,556.49 : 69,771.87 = 27,899.98 : x
  2. Step 2: Convert to fraction form
    50,556.49/69,771.87 = 27,899.98/x
  3. Step 3: Cross multiply
    50,556.49x = 69,771.87 × 27,899.98
  4. Step 4: Simplify right side
    50,556.49x = 1,946,633,777.56
  5. Step 5: Solve for x
    x = 1,946,633,777.56/50,556.49
  6. Step 6: Final answer
    x = 38,504.13

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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.