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Finding the Fourth Proportional to 109,415.60, 164,108.82 and 30,523.24

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Solution

The fourth proportional to 109,415.60, 164,108.82 and 30,523.24 is: 45,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,415.60 : 164,108.82 = 30,523.24 : x
  2. Step 2: Convert to fraction form
    109,415.60/164,108.82 = 30,523.24/x
  3. Step 3: Cross multiply
    109,415.60x = 164,108.82 × 30,523.24
  4. Step 4: Simplify right side
    109,415.60x = 5,009,132,898.98
  5. Step 5: Solve for x
    x = 5,009,132,898.98/109,415.60
  6. Step 6: Final answer
    x = 45,780.79

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