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Finding the Fourth Proportional to 14,637.55, 21,954.12 and 4,776.79

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Solution

The fourth proportional to 14,637.55, 21,954.12 and 4,776.79 is: 7,164.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.55 : 21,954.12 = 4,776.79 : x
  2. Step 2: Convert to fraction form
    14,637.55/21,954.12 = 4,776.79/x
  3. Step 3: Cross multiply
    14,637.55x = 21,954.12 × 4,776.79
  4. Step 4: Simplify right side
    14,637.55x = 104,870,220.87
  5. Step 5: Solve for x
    x = 104,870,220.87/14,637.55
  6. Step 6: Final answer
    x = 7,164.47

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