Finding the Fourth Proportional to 197,590.62, 272,674.28 and 106,948.12
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Solution
The fourth proportional to 197,590.62, 272,674.28 and 106,948.12 is: 147,587.99
Step by Step Solution
- Step 1: Write the proportion equation
197,590.62 : 272,674.28 = 106,948.12 : x - Step 2: Convert to fraction form
197,590.62/272,674.28 = 106,948.12/x - Step 3: Cross multiply
197,590.62x = 272,674.28 × 106,948.12 - Step 4: Simplify right side
197,590.62x = 29,162,001,618.35 - Step 5: Solve for x
x = 29,162,001,618.35/197,590.62 - Step 6: Final answer
x = 147,587.99
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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.