Finding the Fourth Proportional to 88,628.35, 132,858.42 and 35,353.09
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Solution
The fourth proportional to 88,628.35, 132,858.42 and 35,353.09 is: 52,996.09
Step by Step Solution
- Step 1: Write the proportion equation
88,628.35 : 132,858.42 = 35,353.09 : x - Step 2: Convert to fraction form
88,628.35/132,858.42 = 35,353.09/x - Step 3: Cross multiply
88,628.35x = 132,858.42 × 35,353.09 - Step 4: Simplify right side
88,628.35x = 4,696,955,679.52 - Step 5: Solve for x
x = 4,696,955,679.52/88,628.35 - Step 6: Final answer
x = 52,996.09
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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.