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Finding the Fourth Proportional to 93,510.32, 140,266.60 and 31,180.80

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Solution

The fourth proportional to 93,510.32, 140,266.60 and 31,180.80 is: 46,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,510.32 : 140,266.60 = 31,180.80 : x
  2. Step 2: Convert to fraction form
    93,510.32/140,266.60 = 31,180.80/x
  3. Step 3: Cross multiply
    93,510.32x = 140,266.60 × 31,180.80
  4. Step 4: Simplify right side
    93,510.32x = 4,373,624,801.28
  5. Step 5: Solve for x
    x = 4,373,624,801.28/93,510.32
  6. Step 6: Final answer
    x = 46,771.57

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