Finding the Fourth Proportional to 136,122.52, 204,193.50 and 36,282.19
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Solution
The fourth proportional to 136,122.52, 204,193.50 and 36,282.19 is: 54,425.88
Step by Step Solution
- Step 1: Write the proportion equation
136,122.52 : 204,193.50 = 36,282.19 : x - Step 2: Convert to fraction form
136,122.52/204,193.50 = 36,282.19/x - Step 3: Cross multiply
136,122.52x = 204,193.50 × 36,282.19 - Step 4: Simplify right side
136,122.52x = 7,408,587,363.77 - Step 5: Solve for x
x = 7,408,587,363.77/136,122.52 - Step 6: Final answer
x = 54,425.88
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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.