Finding the Fourth Proportional to 126,110.08, 174,033.84 and 68,749.44
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Solution
The fourth proportional to 126,110.08, 174,033.84 and 68,749.44 is: 94,875.28
Step by Step Solution
- Step 1: Write the proportion equation
126,110.08 : 174,033.84 = 68,749.44 : x - Step 2: Convert to fraction form
126,110.08/174,033.84 = 68,749.44/x - Step 3: Cross multiply
126,110.08x = 174,033.84 × 68,749.44 - Step 4: Simplify right side
126,110.08x = 11,964,729,041.05 - Step 5: Solve for x
x = 11,964,729,041.05/126,110.08 - Step 6: Final answer
x = 94,875.28
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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.