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Finding the Fourth Proportional to 23,787.84, 35,683.68 and 7,146.72

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Solution

The fourth proportional to 23,787.84, 35,683.68 and 7,146.72 is: 10,720.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,787.84 : 35,683.68 = 7,146.72 : x
  2. Step 2: Convert to fraction form
    23,787.84/35,683.68 = 7,146.72/x
  3. Step 3: Cross multiply
    23,787.84x = 35,683.68 × 7,146.72
  4. Step 4: Simplify right side
    23,787.84x = 255,021,269.53
  5. Step 5: Solve for x
    x = 255,021,269.53/23,787.84
  6. Step 6: Final answer
    x = 10,720.66

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