Finding the Fourth Proportional to 75,191.48, 103,764.19 and 41,202.08
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Solution
The fourth proportional to 75,191.48, 103,764.19 and 41,202.08 is: 56,858.84
Step by Step Solution
- Step 1: Write the proportion equation
75,191.48 : 103,764.19 = 41,202.08 : x - Step 2: Convert to fraction form
75,191.48/103,764.19 = 41,202.08/x - Step 3: Cross multiply
75,191.48x = 103,764.19 × 41,202.08 - Step 4: Simplify right side
75,191.48x = 4,275,300,885.73 - Step 5: Solve for x
x = 4,275,300,885.73/75,191.48 - Step 6: Final answer
x = 56,858.84
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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.