Finding the Fourth Proportional to 75,742.01, 104,524.70 and 41,751.80
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Solution
The fourth proportional to 75,742.01, 104,524.70 and 41,751.80 is: 57,617.88
Step by Step Solution
- Step 1: Write the proportion equation
75,742.01 : 104,524.70 = 41,751.80 : x - Step 2: Convert to fraction form
75,742.01/104,524.70 = 41,751.80/x - Step 3: Cross multiply
75,742.01x = 104,524.70 × 41,751.80 - Step 4: Simplify right side
75,742.01x = 4,364,093,638.08 - Step 5: Solve for x
x = 4,364,093,638.08/75,742.01 - Step 6: Final answer
x = 57,617.88
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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.