Finding the Fourth Proportional to 235,415.07, 353,232.09 and 108,984.60
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Solution
The fourth proportional to 235,415.07, 353,232.09 and 108,984.60 is: 163,527.59
Step by Step Solution
- Step 1: Write the proportion equation
235,415.07 : 353,232.09 = 108,984.60 : x - Step 2: Convert to fraction form
235,415.07/353,232.09 = 108,984.60/x - Step 3: Cross multiply
235,415.07x = 353,232.09 × 108,984.60 - Step 4: Simplify right side
235,415.07x = 38,496,858,035.81 - Step 5: Solve for x
x = 38,496,858,035.81/235,415.07 - Step 6: Final answer
x = 163,527.59
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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.