Finding the Fourth Proportional to 80,560.74, 111,175.35 and 44,754.09
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Solution
The fourth proportional to 80,560.74, 111,175.35 and 44,754.09 is: 61,761.49
Step by Step Solution
- Step 1: Write the proportion equation
80,560.74 : 111,175.35 = 44,754.09 : x - Step 2: Convert to fraction form
80,560.74/111,175.35 = 44,754.09/x - Step 3: Cross multiply
80,560.74x = 111,175.35 × 44,754.09 - Step 4: Simplify right side
80,560.74x = 4,975,551,619.68 - Step 5: Solve for x
x = 4,975,551,619.68/80,560.74 - Step 6: Final answer
x = 61,761.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.