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Finding the Fourth Proportional to 16,815.93, 23,201.82 and 10,100.22

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Solution

The fourth proportional to 16,815.93, 23,201.82 and 10,100.22 is: 13,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.93 : 23,201.82 = 10,100.22 : x
  2. Step 2: Convert to fraction form
    16,815.93/23,201.82 = 10,100.22/x
  3. Step 3: Cross multiply
    16,815.93x = 23,201.82 × 10,100.22
  4. Step 4: Simplify right side
    16,815.93x = 234,343,486.40
  5. Step 5: Solve for x
    x = 234,343,486.40/16,815.93
  6. Step 6: Final answer
    x = 13,935.80

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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.