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Finding the Fourth Proportional to 13,695.94, 20,531.58 and 4,924.69

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Solution

The fourth proportional to 13,695.94, 20,531.58 and 4,924.69 is: 7,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,695.94 : 20,531.58 = 4,924.69 : x
  2. Step 2: Convert to fraction form
    13,695.94/20,531.58 = 4,924.69/x
  3. Step 3: Cross multiply
    13,695.94x = 20,531.58 × 4,924.69
  4. Step 4: Simplify right side
    13,695.94x = 101,111,596.91
  5. Step 5: Solve for x
    x = 101,111,596.91/13,695.94
  6. Step 6: Final answer
    x = 7,382.60

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