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Finding the Fourth Proportional to 14,335.55, 19,782.36 and 7,962.54

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Solution

The fourth proportional to 14,335.55, 19,782.36 and 7,962.54 is: 10,987.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.55 : 19,782.36 = 7,962.54 : x
  2. Step 2: Convert to fraction form
    14,335.55/19,782.36 = 7,962.54/x
  3. Step 3: Cross multiply
    14,335.55x = 19,782.36 × 7,962.54
  4. Step 4: Simplify right side
    14,335.55x = 157,517,832.79
  5. Step 5: Solve for x
    x = 157,517,832.79/14,335.55
  6. Step 6: Final answer
    x = 10,987.92

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