Finding the Fourth Proportional to 129,601.62, 194,373.24 and 46,495.62
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Solution
The fourth proportional to 129,601.62, 194,373.24 and 46,495.62 is: 69,732.96
Step by Step Solution
- Step 1: Write the proportion equation
129,601.62 : 194,373.24 = 46,495.62 : x - Step 2: Convert to fraction form
129,601.62/194,373.24 = 46,495.62/x - Step 3: Cross multiply
129,601.62x = 194,373.24 × 46,495.62 - Step 4: Simplify right side
129,601.62x = 9,037,504,305.21 - Step 5: Solve for x
x = 9,037,504,305.21/129,601.62 - Step 6: Final answer
x = 69,732.96
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.