Finding the Fourth Proportional to 168,590.13, 252,694.44 and 68,624.79
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Solution
The fourth proportional to 168,590.13, 252,694.44 and 68,624.79 is: 102,859.54
Step by Step Solution
- Step 1: Write the proportion equation
168,590.13 : 252,694.44 = 68,624.79 : x - Step 2: Convert to fraction form
168,590.13/252,694.44 = 68,624.79/x - Step 3: Cross multiply
168,590.13x = 252,694.44 × 68,624.79 - Step 4: Simplify right side
168,590.13x = 17,341,102,879.17 - Step 5: Solve for x
x = 17,341,102,879.17/168,590.13 - Step 6: Final answer
x = 102,859.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.