Finding the Fourth Proportional to 83,464.82, 115,179.73 and 59,631.99
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Solution
The fourth proportional to 83,464.82, 115,179.73 and 59,631.99 is: 82,290.92
Step by Step Solution
- Step 1: Write the proportion equation
83,464.82 : 115,179.73 = 59,631.99 : x - Step 2: Convert to fraction form
83,464.82/115,179.73 = 59,631.99/x - Step 3: Cross multiply
83,464.82x = 115,179.73 × 59,631.99 - Step 4: Simplify right side
83,464.82x = 6,868,396,507.56 - Step 5: Solve for x
x = 6,868,396,507.56/83,464.82 - Step 6: Final answer
x = 82,290.92
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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.