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Finding the Fourth Proportional to 101,623.32, 152,380.00 and 80,697.98

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Solution

The fourth proportional to 101,623.32, 152,380.00 and 80,697.98 is: 121,003.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,623.32 : 152,380.00 = 80,697.98 : x
  2. Step 2: Convert to fraction form
    101,623.32/152,380.00 = 80,697.98/x
  3. Step 3: Cross multiply
    101,623.32x = 152,380.00 × 80,697.98
  4. Step 4: Simplify right side
    101,623.32x = 12,296,758,674.22
  5. Step 5: Solve for x
    x = 12,296,758,674.22/101,623.32
  6. Step 6: Final answer
    x = 121,003.32

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