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Finding the Fourth Proportional to 21,384.82, 32,054.98 and 8,048.67

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Solution

The fourth proportional to 21,384.82, 32,054.98 and 8,048.67 is: 12,064.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384.82 : 32,054.98 = 8,048.67 : x
  2. Step 2: Convert to fraction form
    21,384.82/32,054.98 = 8,048.67/x
  3. Step 3: Cross multiply
    21,384.82x = 32,054.98 × 8,048.67
  4. Step 4: Simplify right side
    21,384.82x = 258,000,073.10
  5. Step 5: Solve for x
    x = 258,000,073.10/21,384.82
  6. Step 6: Final answer
    x = 12,064.64

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