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Finding the Fourth Proportional to 55,804.36, 76,945 and 41,632.60

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Solution

The fourth proportional to 55,804.36, 76,945 and 41,632.60 is: 57,404.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,804.36 : 76,945 = 41,632.60 : x
  2. Step 2: Convert to fraction form
    55,804.36/76,945 = 41,632.60/x
  3. Step 3: Cross multiply
    55,804.36x = 76,945 × 41,632.60
  4. Step 4: Simplify right side
    55,804.36x = 3,203,420,407
  5. Step 5: Solve for x
    x = 3,203,420,407/55,804.36
  6. Step 6: Final answer
    x = 57,404.48

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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.