Finding the Fourth Proportional to 88,517.27, 132,775.44 and 51,053.06
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Solution
The fourth proportional to 88,517.27, 132,775.44 and 51,053.06 is: 76,579.32
Step by Step Solution
- Step 1: Write the proportion equation
88,517.27 : 132,775.44 = 51,053.06 : x - Step 2: Convert to fraction form
88,517.27/132,775.44 = 51,053.06/x - Step 3: Cross multiply
88,517.27x = 132,775.44 × 51,053.06 - Step 4: Simplify right side
88,517.27x = 6,778,591,840.97 - Step 5: Solve for x
x = 6,778,591,840.97/88,517.27 - Step 6: Final answer
x = 76,579.32
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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.