Finding the Fourth Proportional to 164,533.96, 245,397.17 and 161,690.84
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Solution
The fourth proportional to 164,533.96, 245,397.17 and 161,690.84 is: 241,156.75
Step by Step Solution
- Step 1: Write the proportion equation
164,533.96 : 245,397.17 = 161,690.84 : x - Step 2: Convert to fraction form
164,533.96/245,397.17 = 161,690.84/x - Step 3: Cross multiply
164,533.96x = 245,397.17 × 161,690.84 - Step 4: Simplify right side
164,533.96x = 39,678,474,550.92 - Step 5: Solve for x
x = 39,678,474,550.92/164,533.96 - Step 6: Final answer
x = 241,156.75
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.