Finding the Fourth Proportional to 168,538.23, 232,676.18 and 114,902.06
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Solution
The fourth proportional to 168,538.23, 232,676.18 and 114,902.06 is: 158,628.53
Step by Step Solution
- Step 1: Write the proportion equation
168,538.23 : 232,676.18 = 114,902.06 : x - Step 2: Convert to fraction form
168,538.23/232,676.18 = 114,902.06/x - Step 3: Cross multiply
168,538.23x = 232,676.18 × 114,902.06 - Step 4: Simplify right side
168,538.23x = 26,734,971,087.92 - Step 5: Solve for x
x = 26,734,971,087.92/168,538.23 - Step 6: Final answer
x = 158,628.53
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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.