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Finding the Fourth Proportional to 5,454.99, 7,531.52 and 3,685.95

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Solution

The fourth proportional to 5,454.99, 7,531.52 and 3,685.95 is: 5,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.99 : 7,531.52 = 3,685.95 : x
  2. Step 2: Convert to fraction form
    5,454.99/7,531.52 = 3,685.95/x
  3. Step 3: Cross multiply
    5,454.99x = 7,531.52 × 3,685.95
  4. Step 4: Simplify right side
    5,454.99x = 27,760,787.71
  5. Step 5: Solve for x
    x = 27,760,787.71/5,454.99
  6. Step 6: Final answer
    x = 5,089.06

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