Finding the Fourth Proportional to 84,305.31, 116,343.68 and 46,581.99
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Solution
The fourth proportional to 84,305.31, 116,343.68 and 46,581.99 is: 64,284.44
Step by Step Solution
- Step 1: Write the proportion equation
84,305.31 : 116,343.68 = 46,581.99 : x - Step 2: Convert to fraction form
84,305.31/116,343.68 = 46,581.99/x - Step 3: Cross multiply
84,305.31x = 116,343.68 × 46,581.99 - Step 4: Simplify right side
84,305.31x = 5,419,519,905.41 - Step 5: Solve for x
x = 5,419,519,905.41/84,305.31 - Step 6: Final answer
x = 64,284.44
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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.