Finding the Fourth Proportional to 96,201.21, 132,757.84 and 53,759.74
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Solution
The fourth proportional to 96,201.21, 132,757.84 and 53,759.74 is: 74,188.53
Step by Step Solution
- Step 1: Write the proportion equation
96,201.21 : 132,757.84 = 53,759.74 : x - Step 2: Convert to fraction form
96,201.21/132,757.84 = 53,759.74/x - Step 3: Cross multiply
96,201.21x = 132,757.84 × 53,759.74 - Step 4: Simplify right side
96,201.21x = 7,137,026,297.57 - Step 5: Solve for x
x = 7,137,026,297.57/96,201.21 - Step 6: Final answer
x = 74,188.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.