Finding the Fourth Proportional to 237,742.92, 356,768.99 and 102,938.64
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Solution
The fourth proportional to 237,742.92, 356,768.99 and 102,938.64 is: 154,474.90
Step by Step Solution
- Step 1: Write the proportion equation
237,742.92 : 356,768.99 = 102,938.64 : x - Step 2: Convert to fraction form
237,742.92/356,768.99 = 102,938.64/x - Step 3: Cross multiply
237,742.92x = 356,768.99 × 102,938.64 - Step 4: Simplify right side
237,742.92x = 36,725,314,624.77 - Step 5: Solve for x
x = 36,725,314,624.77/237,742.92 - Step 6: Final answer
x = 154,474.90
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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.