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Finding the Fourth Proportional to 15,693.93, 21,650.22 and 10,025.73

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Solution

The fourth proportional to 15,693.93, 21,650.22 and 10,025.73 is: 13,830.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693.93 : 21,650.22 = 10,025.73 : x
  2. Step 2: Convert to fraction form
    15,693.93/21,650.22 = 10,025.73/x
  3. Step 3: Cross multiply
    15,693.93x = 21,650.22 × 10,025.73
  4. Step 4: Simplify right side
    15,693.93x = 217,059,260.16
  5. Step 5: Solve for x
    x = 217,059,260.16/15,693.93
  6. Step 6: Final answer
    x = 13,830.78

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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.