Finding the Fourth Proportional to 84,626.26, 116,837.35 and 54,464.00
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Solution
The fourth proportional to 84,626.26, 116,837.35 and 54,464.00 is: 75,194.50
Step by Step Solution
- Step 1: Write the proportion equation
84,626.26 : 116,837.35 = 54,464.00 : x - Step 2: Convert to fraction form
84,626.26/116,837.35 = 54,464.00/x - Step 3: Cross multiply
84,626.26x = 116,837.35 × 54,464.00 - Step 4: Simplify right side
84,626.26x = 6,363,428,710.05 - Step 5: Solve for x
x = 6,363,428,710.05/84,626.26 - Step 6: Final answer
x = 75,194.50
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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.