Finding the Fourth Proportional to 84,286.44, 116,305.38 and 46,558.44
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Solution
The fourth proportional to 84,286.44, 116,305.38 and 46,558.44 is: 64,245.17
Step by Step Solution
- Step 1: Write the proportion equation
84,286.44 : 116,305.38 = 46,558.44 : x - Step 2: Convert to fraction form
84,286.44/116,305.38 = 46,558.44/x - Step 3: Cross multiply
84,286.44x = 116,305.38 × 46,558.44 - Step 4: Simplify right side
84,286.44x = 5,414,997,056.41 - Step 5: Solve for x
x = 5,414,997,056.41/84,286.44 - Step 6: Final answer
x = 64,245.17
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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.