Home / 54,195.70-74,790.06-30,327.98

Finding the Fourth Proportional to 54,195.70, 74,790.06 and 30,327.98

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Solution

The fourth proportional to 54,195.70, 74,790.06 and 30,327.98 is: 41,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,195.70 : 74,790.06 = 30,327.98 : x
  2. Step 2: Convert to fraction form
    54,195.70/74,790.06 = 30,327.98/x
  3. Step 3: Cross multiply
    54,195.70x = 74,790.06 × 30,327.98
  4. Step 4: Simplify right side
    54,195.70x = 2,268,231,443.88
  5. Step 5: Solve for x
    x = 2,268,231,443.88/54,195.70
  6. Step 6: Final answer
    x = 41,852.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.