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Finding the Fourth Proportional to 23,572.96, 32,531.52 and 12,963.40

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Solution

The fourth proportional to 23,572.96, 32,531.52 and 12,963.40 is: 17,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,572.96 : 32,531.52 = 12,963.40 : x
  2. Step 2: Convert to fraction form
    23,572.96/32,531.52 = 12,963.40/x
  3. Step 3: Cross multiply
    23,572.96x = 32,531.52 × 12,963.40
  4. Step 4: Simplify right side
    23,572.96x = 421,719,106.37
  5. Step 5: Solve for x
    x = 421,719,106.37/23,572.96
  6. Step 6: Final answer
    x = 17,889.95

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