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Finding the Fourth Proportional to 67,729.51, 93,467.73 and 39,048.67

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Solution

The fourth proportional to 67,729.51, 93,467.73 and 39,048.67 is: 53,887.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,729.51 : 93,467.73 = 39,048.67 : x
  2. Step 2: Convert to fraction form
    67,729.51/93,467.73 = 39,048.67/x
  3. Step 3: Cross multiply
    67,729.51x = 93,467.73 × 39,048.67
  4. Step 4: Simplify right side
    67,729.51x = 3,649,790,544.42
  5. Step 5: Solve for x
    x = 3,649,790,544.42/67,729.51
  6. Step 6: Final answer
    x = 53,887.74

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