Finding the Fourth Proportional to 95,724.99, 132,104.84 and 53,286.21
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Solution
The fourth proportional to 95,724.99, 132,104.84 and 53,286.21 is: 73,537.39
Step by Step Solution
- Step 1: Write the proportion equation
95,724.99 : 132,104.84 = 53,286.21 : x - Step 2: Convert to fraction form
95,724.99/132,104.84 = 53,286.21/x - Step 3: Cross multiply
95,724.99x = 132,104.84 × 53,286.21 - Step 4: Simplify right side
95,724.99x = 7,039,365,979.83 - Step 5: Solve for x
x = 7,039,365,979.83/95,724.99 - Step 6: Final answer
x = 73,537.39
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1.5x scale
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.