Finding the Fourth Proportional to 168,192.06, 232,102.06 and 91,711.75
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Solution
The fourth proportional to 168,192.06, 232,102.06 and 91,711.75 is: 126,560.59
Step by Step Solution
- Step 1: Write the proportion equation
168,192.06 : 232,102.06 = 91,711.75 : x - Step 2: Convert to fraction form
168,192.06/232,102.06 = 91,711.75/x - Step 3: Cross multiply
168,192.06x = 232,102.06 × 91,711.75 - Step 4: Simplify right side
168,192.06x = 21,286,486,101.21 - Step 5: Solve for x
x = 21,286,486,101.21/168,192.06 - Step 6: Final answer
x = 126,560.59
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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.