Finding the Fourth Proportional to 84,581.93, 116,735.49 and 48,764.94
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Solution
The fourth proportional to 84,581.93, 116,735.49 and 48,764.94 is: 67,302.79
Step by Step Solution
- Step 1: Write the proportion equation
84,581.93 : 116,735.49 = 48,764.94 : x - Step 2: Convert to fraction form
84,581.93/116,735.49 = 48,764.94/x - Step 3: Cross multiply
84,581.93x = 116,735.49 × 48,764.94 - Step 4: Simplify right side
84,581.93x = 5,692,599,165.72 - Step 5: Solve for x
x = 5,692,599,165.72/84,581.93 - Step 6: Final answer
x = 67,302.79
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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.