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Finding the Fourth Proportional to 85,547.44, 118,056.23 and 47,309.56

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Solution

The fourth proportional to 85,547.44, 118,056.23 and 47,309.56 is: 65,287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,547.44 : 118,056.23 = 47,309.56 : x
  2. Step 2: Convert to fraction form
    85,547.44/118,056.23 = 47,309.56/x
  3. Step 3: Cross multiply
    85,547.44x = 118,056.23 × 47,309.56
  4. Step 4: Simplify right side
    85,547.44x = 5,585,187,764.87
  5. Step 5: Solve for x
    x = 5,585,187,764.87/85,547.44
  6. Step 6: Final answer
    x = 65,287.61

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