Finding the Fourth Proportional to 95,877.73, 132,320.62 and 71,636.63
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Solution
The fourth proportional to 95,877.73, 132,320.62 and 71,636.63 is: 98,865.54
Step by Step Solution
- Step 1: Write the proportion equation
95,877.73 : 132,320.62 = 71,636.63 : x - Step 2: Convert to fraction form
95,877.73/132,320.62 = 71,636.63/x - Step 3: Cross multiply
95,877.73x = 132,320.62 × 71,636.63 - Step 4: Simplify right side
95,877.73x = 9,479,003,296.31 - Step 5: Solve for x
x = 9,479,003,296.31/95,877.73 - Step 6: Final answer
x = 98,865.54
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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.