Finding the Fourth Proportional to 168,084.54, 231,942.24 and 96,462.99
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Solution
The fourth proportional to 168,084.54, 231,942.24 and 96,462.99 is: 133,110.65
Step by Step Solution
- Step 1: Write the proportion equation
168,084.54 : 231,942.24 = 96,462.99 : x - Step 2: Convert to fraction form
168,084.54/231,942.24 = 96,462.99/x - Step 3: Cross multiply
168,084.54x = 231,942.24 × 96,462.99 - Step 4: Simplify right side
168,084.54x = 22,373,841,977.70 - Step 5: Solve for x
x = 22,373,841,977.70/168,084.54 - Step 6: Final answer
x = 133,110.65
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1.5x scale
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.