Finding the Fourth Proportional to 134,883.26, 186,138.00 and 73,629.21
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Solution
The fourth proportional to 134,883.26, 186,138.00 and 73,629.21 is: 101,607.82
Step by Step Solution
- Step 1: Write the proportion equation
134,883.26 : 186,138.00 = 73,629.21 : x - Step 2: Convert to fraction form
134,883.26/186,138.00 = 73,629.21/x - Step 3: Cross multiply
134,883.26x = 186,138.00 × 73,629.21 - Step 4: Simplify right side
134,883.26x = 13,705,193,609.71 - Step 5: Solve for x
x = 13,705,193,609.71/134,883.26 - Step 6: Final answer
x = 101,607.82
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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.