Finding the Fourth Proportional to 197,741.99, 272,882.57 and 107,095.88
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Solution
The fourth proportional to 197,741.99, 272,882.57 and 107,095.88 is: 147,791.56
Step by Step Solution
- Step 1: Write the proportion equation
197,741.99 : 272,882.57 = 107,095.88 : x - Step 2: Convert to fraction form
197,741.99/272,882.57 = 107,095.88/x - Step 3: Cross multiply
197,741.99x = 272,882.57 × 107,095.88 - Step 4: Simplify right side
197,741.99x = 29,224,597,070.92 - Step 5: Solve for x
x = 29,224,597,070.92/197,741.99 - Step 6: Final answer
x = 147,791.56
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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.