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Finding the Fourth Proportional to 55,475.99, 76,556.87 and 29,982.28

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Solution

The fourth proportional to 55,475.99, 76,556.87 and 29,982.28 is: 41,375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,475.99 : 76,556.87 = 29,982.28 : x
  2. Step 2: Convert to fraction form
    55,475.99/76,556.87 = 29,982.28/x
  3. Step 3: Cross multiply
    55,475.99x = 76,556.87 × 29,982.28
  4. Step 4: Simplify right side
    55,475.99x = 2,295,349,512.26
  5. Step 5: Solve for x
    x = 2,295,349,512.26/55,475.99
  6. Step 6: Final answer
    x = 41,375.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.