Finding the Fourth Proportional to 97,168.14, 134,086.86 and 54,723.94
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Solution
The fourth proportional to 97,168.14, 134,086.86 and 54,723.94 is: 75,516.12
Step by Step Solution
- Step 1: Write the proportion equation
97,168.14 : 134,086.86 = 54,723.94 : x - Step 2: Convert to fraction form
97,168.14/134,086.86 = 54,723.94/x - Step 3: Cross multiply
97,168.14x = 134,086.86 × 54,723.94 - Step 4: Simplify right side
97,168.14x = 7,337,760,946.21 - Step 5: Solve for x
x = 7,337,760,946.21/97,168.14 - Step 6: Final answer
x = 75,516.12
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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.