Finding the Fourth Proportional to 136,474.66, 204,748.85 and 41,702.26
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Solution
The fourth proportional to 136,474.66, 204,748.85 and 41,702.26 is: 62,564.65
Step by Step Solution
- Step 1: Write the proportion equation
136,474.66 : 204,748.85 = 41,702.26 : x - Step 2: Convert to fraction form
136,474.66/204,748.85 = 41,702.26/x - Step 3: Cross multiply
136,474.66x = 204,748.85 × 41,702.26 - Step 4: Simplify right side
136,474.66x = 8,538,489,777.40 - Step 5: Solve for x
x = 8,538,489,777.40/136,474.66 - Step 6: Final answer
x = 62,564.65
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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.