Finding the Fourth Proportional to 75,591.24, 113,390.10 and 25,675.80
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Solution
The fourth proportional to 75,591.24, 113,390.10 and 25,675.80 is: 38,514.80
Step by Step Solution
- Step 1: Write the proportion equation
75,591.24 : 113,390.10 = 25,675.80 : x - Step 2: Convert to fraction form
75,591.24/113,390.10 = 25,675.80/x - Step 3: Cross multiply
75,591.24x = 113,390.10 × 25,675.80 - Step 4: Simplify right side
75,591.24x = 2,911,381,529.58 - Step 5: Solve for x
x = 2,911,381,529.58/75,591.24 - Step 6: Final answer
x = 38,514.80
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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.