Finding the Fourth Proportional to 197,590.01, 272,672.33 and 106,943.99
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Solution
The fourth proportional to 197,590.01, 272,672.33 and 106,943.99 is: 147,581.68
Step by Step Solution
- Step 1: Write the proportion equation
197,590.01 : 272,672.33 = 106,943.99 : x - Step 2: Convert to fraction form
197,590.01/272,672.33 = 106,943.99/x - Step 3: Cross multiply
197,590.01x = 272,672.33 × 106,943.99 - Step 4: Simplify right side
197,590.01x = 29,160,665,034.72 - Step 5: Solve for x
x = 29,160,665,034.72/197,590.01 - Step 6: Final answer
x = 147,581.68
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1.5x scale
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.