Home / 31,329.20-43,235.88-17,183.36

Finding the Fourth Proportional to 31,329.20, 43,235.88 and 17,183.36

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Solution

The fourth proportional to 31,329.20, 43,235.88 and 17,183.36 is: 23,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,329.20 : 43,235.88 = 17,183.36 : x
  2. Step 2: Convert to fraction form
    31,329.20/43,235.88 = 17,183.36/x
  3. Step 3: Cross multiply
    31,329.20x = 43,235.88 × 17,183.36
  4. Step 4: Simplify right side
    31,329.20x = 742,937,690.96
  5. Step 5: Solve for x
    x = 742,937,690.96/31,329.20
  6. Step 6: Final answer
    x = 23,713.91

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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.