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Finding the Fourth Proportional to 86,779.27, 119,753.81 and 49,053.52

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Solution

The fourth proportional to 86,779.27, 119,753.81 and 49,053.52 is: 67,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,779.27 : 119,753.81 = 49,053.52 : x
  2. Step 2: Convert to fraction form
    86,779.27/119,753.81 = 49,053.52/x
  3. Step 3: Cross multiply
    86,779.27x = 119,753.81 × 49,053.52
  4. Step 4: Simplify right side
    86,779.27x = 5,874,346,002.29
  5. Step 5: Solve for x
    x = 5,874,346,002.29/86,779.27
  6. Step 6: Final answer
    x = 67,692.96

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