Finding the Fourth Proportional to 168,029.83, 251,629.76 and 125,232.64
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Solution
The fourth proportional to 168,029.83, 251,629.76 and 125,232.64 is: 187,539.66
Step by Step Solution
- Step 1: Write the proportion equation
168,029.83 : 251,629.76 = 125,232.64 : x - Step 2: Convert to fraction form
168,029.83/251,629.76 = 125,232.64/x - Step 3: Cross multiply
168,029.83x = 251,629.76 × 125,232.64 - Step 4: Simplify right side
168,029.83x = 31,512,258,205.21 - Step 5: Solve for x
x = 31,512,258,205.21/168,029.83 - Step 6: Final answer
x = 187,539.66
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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.