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Finding the Fourth Proportional to 14,658, 21,987 and 6,450

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Solution

The fourth proportional to 14,658, 21,987 and 6,450 is: 9,675

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658 : 21,987 = 6,450 : x
  2. Step 2: Convert to fraction form
    14,658/21,987 = 6,450/x
  3. Step 3: Cross multiply
    14,658x = 21,987 × 6,450
  4. Step 4: Simplify right side
    14,658x = 141,816,150
  5. Step 5: Solve for x
    x = 141,816,150/14,658
  6. Step 6: Final answer
    x = 9,675

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