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Finding the Fourth Proportional to 23,551.54, 32,499.55 and 12,940.94

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Solution

The fourth proportional to 23,551.54, 32,499.55 and 12,940.94 is: 17,857.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,551.54 : 32,499.55 = 12,940.94 : x
  2. Step 2: Convert to fraction form
    23,551.54/32,499.55 = 12,940.94/x
  3. Step 3: Cross multiply
    23,551.54x = 32,499.55 × 12,940.94
  4. Step 4: Simplify right side
    23,551.54x = 420,574,726.58
  5. Step 5: Solve for x
    x = 420,574,726.58/23,551.54
  6. Step 6: Final answer
    x = 17,857.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.