Finding the Fourth Proportional to 194,202.08, 291,318.84 and 53,960.72
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Solution
The fourth proportional to 194,202.08, 291,318.84 and 53,960.72 is: 80,945.45
Step by Step Solution
- Step 1: Write the proportion equation
194,202.08 : 291,318.84 = 53,960.72 : x - Step 2: Convert to fraction form
194,202.08/291,318.84 = 53,960.72/x - Step 3: Cross multiply
194,202.08x = 291,318.84 × 53,960.72 - Step 4: Simplify right side
194,202.08x = 15,719,774,355.96 - Step 5: Solve for x
x = 15,719,774,355.96/194,202.08 - Step 6: Final answer
x = 80,945.45
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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.