Finding the Fourth Proportional to 178,049.18, 245,707.93 and 97,481.82
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Solution
The fourth proportional to 178,049.18, 245,707.93 and 97,481.82 is: 134,524.94
Step by Step Solution
- Step 1: Write the proportion equation
178,049.18 : 245,707.93 = 97,481.82 : x - Step 2: Convert to fraction form
178,049.18/245,707.93 = 97,481.82/x - Step 3: Cross multiply
178,049.18x = 245,707.93 × 97,481.82 - Step 4: Simplify right side
178,049.18x = 23,952,055,717.42 - Step 5: Solve for x
x = 23,952,055,717.42/178,049.18 - Step 6: Final answer
x = 134,524.94
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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.