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Finding the Fourth Proportional to 105,708.43, 158,585.98 and 30,834.44

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Solution

The fourth proportional to 105,708.43, 158,585.98 and 30,834.44 is: 46,258.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,708.43 : 158,585.98 = 30,834.44 : x
  2. Step 2: Convert to fraction form
    105,708.43/158,585.98 = 30,834.44/x
  3. Step 3: Cross multiply
    105,708.43x = 158,585.98 × 30,834.44
  4. Step 4: Simplify right side
    105,708.43x = 4,889,909,334.51
  5. Step 5: Solve for x
    x = 4,889,909,334.51/105,708.43
  6. Step 6: Final answer
    x = 46,258.46

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