Finding the Fourth Proportional to 73,266.80, 102,806.80 and 73,266.80
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Solution
The fourth proportional to 73,266.80, 102,806.80 and 73,266.80 is: 102,806.80
Step by Step Solution
- Step 1: Write the proportion equation
73,266.80 : 102,806.80 = 73,266.80 : x - Step 2: Convert to fraction form
73,266.80/102,806.80 = 73,266.80/x - Step 3: Cross multiply
73,266.80x = 102,806.80 × 73,266.80 - Step 4: Simplify right side
73,266.80x = 7,532,325,254.24 - Step 5: Solve for x
x = 7,532,325,254.24/73,266.80 - Step 6: Final answer
x = 102,806.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.