Home / 54,177.26-74,761.11-30,299.81

Finding the Fourth Proportional to 54,177.26, 74,761.11 and 30,299.81

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Solution

The fourth proportional to 54,177.26, 74,761.11 and 30,299.81 is: 41,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,177.26 : 74,761.11 = 30,299.81 : x
  2. Step 2: Convert to fraction form
    54,177.26/74,761.11 = 30,299.81/x
  3. Step 3: Cross multiply
    54,177.26x = 74,761.11 × 30,299.81
  4. Step 4: Simplify right side
    54,177.26x = 2,265,247,054.58
  5. Step 5: Solve for x
    x = 2,265,247,054.58/54,177.26
  6. Step 6: Final answer
    x = 41,811.77

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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.