Finding the Fourth Proportional to 168,187.06, 232,095.17 and 91,706.75
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Solution
The fourth proportional to 168,187.06, 232,095.17 and 91,706.75 is: 126,553.70
Step by Step Solution
- Step 1: Write the proportion equation
168,187.06 : 232,095.17 = 91,706.75 : x - Step 2: Convert to fraction form
168,187.06/232,095.17 = 91,706.75/x - Step 3: Cross multiply
168,187.06x = 232,095.17 × 91,706.75 - Step 4: Simplify right side
168,187.06x = 21,284,693,272.86 - Step 5: Solve for x
x = 21,284,693,272.86/168,187.06 - Step 6: Final answer
x = 126,553.70
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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.