Finding the Fourth Proportional to 214,841.76, 296,458.80 and 124,183.32
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Solution
The fourth proportional to 214,841.76, 296,458.80 and 124,183.32 is: 171,359.79
Step by Step Solution
- Step 1: Write the proportion equation
214,841.76 : 296,458.80 = 124,183.32 : x - Step 2: Convert to fraction form
214,841.76/296,458.80 = 124,183.32/x - Step 3: Cross multiply
214,841.76x = 296,458.80 × 124,183.32 - Step 4: Simplify right side
214,841.76x = 36,815,238,027.22 - Step 5: Solve for x
x = 36,815,238,027.22/214,841.76 - Step 6: Final answer
x = 171,359.79
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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.