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Finding the Fourth Proportional to 88,646.78, 132,970.18 and 53,512.22

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Solution

The fourth proportional to 88,646.78, 132,970.18 and 53,512.22 is: 80,268.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,646.78 : 132,970.18 = 53,512.22 : x
  2. Step 2: Convert to fraction form
    88,646.78/132,970.18 = 53,512.22/x
  3. Step 3: Cross multiply
    88,646.78x = 132,970.18 × 53,512.22
  4. Step 4: Simplify right side
    88,646.78x = 7,115,529,525.60
  5. Step 5: Solve for x
    x = 7,115,529,525.60/88,646.78
  6. Step 6: Final answer
    x = 80,268.34

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