Home / 23,201.24-34,633.84-20,398.76

Finding the Fourth Proportional to 23,201.24, 34,633.84 and 20,398.76

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Solution

The fourth proportional to 23,201.24, 34,633.84 and 20,398.76 is: 30,450.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,201.24 : 34,633.84 = 20,398.76 : x
  2. Step 2: Convert to fraction form
    23,201.24/34,633.84 = 20,398.76/x
  3. Step 3: Cross multiply
    23,201.24x = 34,633.84 × 20,398.76
  4. Step 4: Simplify right side
    23,201.24x = 706,487,390.04
  5. Step 5: Solve for x
    x = 706,487,390.04/23,201.24
  6. Step 6: Final answer
    x = 30,450.42

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.