Home / 121,923.12-182,866.21-33,183.54

Finding the Fourth Proportional to 121,923.12, 182,866.21 and 33,183.54

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Solution

The fourth proportional to 121,923.12, 182,866.21 and 33,183.54 is: 49,770.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,923.12 : 182,866.21 = 33,183.54 : x
  2. Step 2: Convert to fraction form
    121,923.12/182,866.21 = 33,183.54/x
  3. Step 3: Cross multiply
    121,923.12x = 182,866.21 × 33,183.54
  4. Step 4: Simplify right side
    121,923.12x = 6,068,148,028.27
  5. Step 5: Solve for x
    x = 6,068,148,028.27/121,923.12
  6. Step 6: Final answer
    x = 49,770.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.