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Finding the Fourth Proportional to 19,583.12, 27,024.24 and 10,630.24

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Solution

The fourth proportional to 19,583.12, 27,024.24 and 10,630.24 is: 14,669.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.12 : 27,024.24 = 10,630.24 : x
  2. Step 2: Convert to fraction form
    19,583.12/27,024.24 = 10,630.24/x
  3. Step 3: Cross multiply
    19,583.12x = 27,024.24 × 10,630.24
  4. Step 4: Simplify right side
    19,583.12x = 287,274,157.02
  5. Step 5: Solve for x
    x = 287,274,157.02/19,583.12
  6. Step 6: Final answer
    x = 14,669.48

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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.