Finding the Fourth Proportional to 88,716.70, 133,075.05 and 44,350.30
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Solution
The fourth proportional to 88,716.70, 133,075.05 and 44,350.30 is: 66,525.45
Step by Step Solution
- Step 1: Write the proportion equation
88,716.70 : 133,075.05 = 44,350.30 : x - Step 2: Convert to fraction form
88,716.70/133,075.05 = 44,350.30/x - Step 3: Cross multiply
88,716.70x = 133,075.05 × 44,350.30 - Step 4: Simplify right side
88,716.70x = 5,901,918,390.02 - Step 5: Solve for x
x = 5,901,918,390.02/88,716.70 - Step 6: Final answer
x = 66,525.45
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1.5x scale
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.