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Finding the Fourth Proportional to 32,163.70, 44,388.26 and 19,420.02

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Solution

The fourth proportional to 32,163.70, 44,388.26 and 19,420.02 is: 26,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,163.70 : 44,388.26 = 19,420.02 : x
  2. Step 2: Convert to fraction form
    32,163.70/44,388.26 = 19,420.02/x
  3. Step 3: Cross multiply
    32,163.70x = 44,388.26 × 19,420.02
  4. Step 4: Simplify right side
    32,163.70x = 862,020,896.97
  5. Step 5: Solve for x
    x = 862,020,896.97/32,163.70
  6. Step 6: Final answer
    x = 26,801.05

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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.