Finding the Fourth Proportional to 136,128.53, 204,193.00 and 53,022.53
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Solution
The fourth proportional to 136,128.53, 204,193.00 and 53,022.53 is: 79,533.88
Step by Step Solution
- Step 1: Write the proportion equation
136,128.53 : 204,193.00 = 53,022.53 : x - Step 2: Convert to fraction form
136,128.53/204,193.00 = 53,022.53/x - Step 3: Cross multiply
136,128.53x = 204,193.00 × 53,022.53 - Step 4: Simplify right side
136,128.53x = 10,826,830,045.05 - Step 5: Solve for x
x = 10,826,830,045.05/136,128.53 - Step 6: Final answer
x = 79,533.88
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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.