Finding the Fourth Proportional to 157,518.54, 217,336.77 and 96,249.06
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Solution
The fourth proportional to 157,518.54, 217,336.77 and 96,249.06 is: 132,799.99
Step by Step Solution
- Step 1: Write the proportion equation
157,518.54 : 217,336.77 = 96,249.06 : x - Step 2: Convert to fraction form
157,518.54/217,336.77 = 96,249.06/x - Step 3: Cross multiply
157,518.54x = 217,336.77 × 96,249.06 - Step 4: Simplify right side
157,518.54x = 20,918,459,815.94 - Step 5: Solve for x
x = 20,918,459,815.94/157,518.54 - Step 6: Final answer
x = 132,799.99
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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.