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Finding the Fourth Proportional to 10,240.58, 14,131.84 and 5,764.32

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Solution

The fourth proportional to 10,240.58, 14,131.84 and 5,764.32 is: 7,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.58 : 14,131.84 = 5,764.32 : x
  2. Step 2: Convert to fraction form
    10,240.58/14,131.84 = 5,764.32/x
  3. Step 3: Cross multiply
    10,240.58x = 14,131.84 × 5,764.32
  4. Step 4: Simplify right side
    10,240.58x = 81,460,447.95
  5. Step 5: Solve for x
    x = 81,460,447.95/10,240.58
  6. Step 6: Final answer
    x = 7,954.67

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