Finding the Fourth Proportional to 168,322.23, 232,074.57 and 107,793.36
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Solution
The fourth proportional to 168,322.23, 232,074.57 and 107,793.36 is: 148,620.28
Step by Step Solution
- Step 1: Write the proportion equation
168,322.23 : 232,074.57 = 107,793.36 : x - Step 2: Convert to fraction form
168,322.23/232,074.57 = 107,793.36/x - Step 3: Cross multiply
168,322.23x = 232,074.57 × 107,793.36 - Step 4: Simplify right side
168,322.23x = 25,016,096,510.48 - Step 5: Solve for x
x = 25,016,096,510.48/168,322.23 - Step 6: Final answer
x = 148,620.28
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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.