Finding the Fourth Proportional to 194,193.08, 291,305.34 and 53,951.72
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Solution
The fourth proportional to 194,193.08, 291,305.34 and 53,951.72 is: 80,931.95
Step by Step Solution
- Step 1: Write the proportion equation
194,193.08 : 291,305.34 = 53,951.72 : x - Step 2: Convert to fraction form
194,193.08/291,305.34 = 53,951.72/x - Step 3: Cross multiply
194,193.08x = 291,305.34 × 53,951.72 - Step 4: Simplify right side
194,193.08x = 15,716,424,138.18 - Step 5: Solve for x
x = 15,716,424,138.18/194,193.08 - Step 6: Final answer
x = 80,931.95
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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.