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Finding the Fourth Proportional to 107,664.72, 161,495.04 and 48,458.64

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Solution

The fourth proportional to 107,664.72, 161,495.04 and 48,458.64 is: 72,687.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,664.72 : 161,495.04 = 48,458.64 : x
  2. Step 2: Convert to fraction form
    107,664.72/161,495.04 = 48,458.64/x
  3. Step 3: Cross multiply
    107,664.72x = 161,495.04 × 48,458.64
  4. Step 4: Simplify right side
    107,664.72x = 7,825,830,005.15
  5. Step 5: Solve for x
    x = 7,825,830,005.15/107,664.72
  6. Step 6: Final answer
    x = 72,687.04

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