Finding the Fourth Proportional to 86,841.94, 130,262.91 and 24,512.44
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Solution
The fourth proportional to 86,841.94, 130,262.91 and 24,512.44 is: 36,768.66
Step by Step Solution
- Step 1: Write the proportion equation
86,841.94 : 130,262.91 = 24,512.44 : x - Step 2: Convert to fraction form
86,841.94/130,262.91 = 24,512.44/x - Step 3: Cross multiply
86,841.94x = 130,262.91 × 24,512.44 - Step 4: Simplify right side
86,841.94x = 3,193,061,765.60 - Step 5: Solve for x
x = 3,193,061,765.60/86,841.94 - Step 6: Final answer
x = 36,768.66
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1.5x scale
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.