Finding the Fourth Proportional to 96,838.31, 145,265.84 and 26,717.63
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Solution
The fourth proportional to 96,838.31, 145,265.84 and 26,717.63 is: 40,078.75
Step by Step Solution
- Step 1: Write the proportion equation
96,838.31 : 145,265.84 = 26,717.63 : x - Step 2: Convert to fraction form
96,838.31/145,265.84 = 26,717.63/x - Step 3: Cross multiply
96,838.31x = 145,265.84 × 26,717.63 - Step 4: Simplify right side
96,838.31x = 3,881,158,104.84 - Step 5: Solve for x
x = 3,881,158,104.84/96,838.31 - Step 6: Final answer
x = 40,078.75
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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.