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Finding the Fourth Proportional to 191,893.05, 264,813.44 and 105,855.05

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Solution

The fourth proportional to 191,893.05, 264,813.44 and 105,855.05 is: 146,080.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,893.05 : 264,813.44 = 105,855.05 : x
  2. Step 2: Convert to fraction form
    191,893.05/264,813.44 = 105,855.05/x
  3. Step 3: Cross multiply
    191,893.05x = 264,813.44 × 105,855.05
  4. Step 4: Simplify right side
    191,893.05x = 28,031,840,064.63
  5. Step 5: Solve for x
    x = 28,031,840,064.63/191,893.05
  6. Step 6: Final answer
    x = 146,080.54

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