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Finding the Fourth Proportional to 14,271.23, 19,696.16 and 7,985.63

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Solution

The fourth proportional to 14,271.23, 19,696.16 and 7,985.63 is: 11,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.23 : 19,696.16 = 7,985.63 : x
  2. Step 2: Convert to fraction form
    14,271.23/19,696.16 = 7,985.63/x
  3. Step 3: Cross multiply
    14,271.23x = 19,696.16 × 7,985.63
  4. Step 4: Simplify right side
    14,271.23x = 157,286,246.18
  5. Step 5: Solve for x
    x = 157,286,246.18/14,271.23
  6. Step 6: Final answer
    x = 11,021.21

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