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Finding the Fourth Proportional to 164,225.10, 246,280.05 and 85,313.10

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Solution

The fourth proportional to 164,225.10, 246,280.05 and 85,313.10 is: 127,939.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,225.10 : 246,280.05 = 85,313.10 : x
  2. Step 2: Convert to fraction form
    164,225.10/246,280.05 = 85,313.10/x
  3. Step 3: Cross multiply
    164,225.10x = 246,280.05 × 85,313.10
  4. Step 4: Simplify right side
    164,225.10x = 21,010,914,533.66
  5. Step 5: Solve for x
    x = 21,010,914,533.66/164,225.10
  6. Step 6: Final answer
    x = 127,939.73

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