Finding the Fourth Proportional to 197,975.03, 273,207.42 and 107,330.76
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Solution
The fourth proportional to 197,975.03, 273,207.42 and 107,330.76 is: 148,117.47
Step by Step Solution
- Step 1: Write the proportion equation
197,975.03 : 273,207.42 = 107,330.76 : x - Step 2: Convert to fraction form
197,975.03/273,207.42 = 107,330.76/x - Step 3: Cross multiply
197,975.03x = 273,207.42 × 107,330.76 - Step 4: Simplify right side
197,975.03x = 29,323,560,026.24 - Step 5: Solve for x
x = 29,323,560,026.24/197,975.03 - Step 6: Final answer
x = 148,117.47
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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.