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Finding the Fourth Proportional to 86,152.23, 129,228.21 and 26,992.44

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Solution

The fourth proportional to 86,152.23, 129,228.21 and 26,992.44 is: 40,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,152.23 : 129,228.21 = 26,992.44 : x
  2. Step 2: Convert to fraction form
    86,152.23/129,228.21 = 26,992.44/x
  3. Step 3: Cross multiply
    86,152.23x = 129,228.21 × 26,992.44
  4. Step 4: Simplify right side
    86,152.23x = 3,488,184,704.73
  5. Step 5: Solve for x
    x = 3,488,184,704.73/86,152.23
  6. Step 6: Final answer
    x = 40,488.62

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