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Finding the Fourth Proportional to 38,513.64, 57,773.70 and 13,551.06

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Solution

The fourth proportional to 38,513.64, 57,773.70 and 13,551.06 is: 20,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,513.64 : 57,773.70 = 13,551.06 : x
  2. Step 2: Convert to fraction form
    38,513.64/57,773.70 = 13,551.06/x
  3. Step 3: Cross multiply
    38,513.64x = 57,773.70 × 13,551.06
  4. Step 4: Simplify right side
    38,513.64x = 782,894,875.12
  5. Step 5: Solve for x
    x = 782,894,875.12/38,513.64
  6. Step 6: Final answer
    x = 20,327.73

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