Finding the Fourth Proportional to 96,189.37, 132,741.05 and 53,747.94
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Solution
The fourth proportional to 96,189.37, 132,741.05 and 53,747.94 is: 74,171.99
Step by Step Solution
- Step 1: Write the proportion equation
96,189.37 : 132,741.05 = 53,747.94 : x - Step 2: Convert to fraction form
96,189.37/132,741.05 = 53,747.94/x - Step 3: Cross multiply
96,189.37x = 132,741.05 × 53,747.94 - Step 4: Simplify right side
96,189.37x = 7,134,557,461.60 - Step 5: Solve for x
x = 7,134,557,461.60/96,189.37 - Step 6: Final answer
x = 74,171.99
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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.