Finding the Fourth Proportional to 146,735.19, 202,497.18 and 82,203.84
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Solution
The fourth proportional to 146,735.19, 202,497.18 and 82,203.84 is: 113,442.77
Step by Step Solution
- Step 1: Write the proportion equation
146,735.19 : 202,497.18 = 82,203.84 : x - Step 2: Convert to fraction form
146,735.19/202,497.18 = 82,203.84/x - Step 3: Cross multiply
146,735.19x = 202,497.18 × 82,203.84 - Step 4: Simplify right side
146,735.19x = 16,646,045,785.17 - Step 5: Solve for x
x = 16,646,045,785.17/146,735.19 - Step 6: Final answer
x = 113,442.77
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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.