Finding the Fourth Proportional to 96,195.12, 132,748.98 and 53,753.70
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Solution
The fourth proportional to 96,195.12, 132,748.98 and 53,753.70 is: 74,179.95
Step by Step Solution
- Step 1: Write the proportion equation
96,195.12 : 132,748.98 = 53,753.70 : x - Step 2: Convert to fraction form
96,195.12/132,748.98 = 53,753.70/x - Step 3: Cross multiply
96,195.12x = 132,748.98 × 53,753.70 - Step 4: Simplify right side
96,195.12x = 7,135,748,846.23 - Step 5: Solve for x
x = 7,135,748,846.23/96,195.12 - Step 6: Final answer
x = 74,179.95
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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.