Finding the Fourth Proportional to 194,316.24, 291,474.36 and 75,904.54
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Solution
The fourth proportional to 194,316.24, 291,474.36 and 75,904.54 is: 113,856.80
Step by Step Solution
- Step 1: Write the proportion equation
194,316.24 : 291,474.36 = 75,904.54 : x - Step 2: Convert to fraction form
194,316.24/291,474.36 = 75,904.54/x - Step 3: Cross multiply
194,316.24x = 291,474.36 × 75,904.54 - Step 4: Simplify right side
194,316.24x = 22,124,225,380.70 - Step 5: Solve for x
x = 22,124,225,380.70/194,316.24 - Step 6: Final answer
x = 113,856.80
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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.