Finding the Fourth Proportional to 160,742.93, 241,114.39 and 54,117.97
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Solution
The fourth proportional to 160,742.93, 241,114.39 and 54,117.97 is: 81,176.95
Step by Step Solution
- Step 1: Write the proportion equation
160,742.93 : 241,114.39 = 54,117.97 : x - Step 2: Convert to fraction form
160,742.93/241,114.39 = 54,117.97/x - Step 3: Cross multiply
160,742.93x = 241,114.39 × 54,117.97 - Step 4: Simplify right side
160,742.93x = 13,048,621,324.59 - Step 5: Solve for x
x = 13,048,621,324.59/160,742.93 - Step 6: Final answer
x = 81,176.95
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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.