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Finding the Fourth Proportional to 75,759.30, 104,613.93 and 47,513.70

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Solution

The fourth proportional to 75,759.30, 104,613.93 and 47,513.70 is: 65,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,759.30 : 104,613.93 = 47,513.70 : x
  2. Step 2: Convert to fraction form
    75,759.30/104,613.93 = 47,513.70/x
  3. Step 3: Cross multiply
    75,759.30x = 104,613.93 × 47,513.70
  4. Step 4: Simplify right side
    75,759.30x = 4,970,594,885.84
  5. Step 5: Solve for x
    x = 4,970,594,885.84/75,759.30
  6. Step 6: Final answer
    x = 65,610.36

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