Finding the Fourth Proportional to 84,568.75, 116,704.88 and 51,034.75
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Solution
The fourth proportional to 84,568.75, 116,704.88 and 51,034.75 is: 70,427.96
Step by Step Solution
- Step 1: Write the proportion equation
84,568.75 : 116,704.88 = 51,034.75 : x - Step 2: Convert to fraction form
84,568.75/116,704.88 = 51,034.75/x - Step 3: Cross multiply
84,568.75x = 116,704.88 × 51,034.75 - Step 4: Simplify right side
84,568.75x = 5,956,004,374.58 - Step 5: Solve for x
x = 5,956,004,374.58/84,568.75 - Step 6: Final answer
x = 70,427.96
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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.