Finding the Fourth Proportional to 96,838.13, 145,265.55 and 26,717.43
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Solution
The fourth proportional to 96,838.13, 145,265.55 and 26,717.43 is: 40,078.45
Step by Step Solution
- Step 1: Write the proportion equation
96,838.13 : 145,265.55 = 26,717.43 : x - Step 2: Convert to fraction form
96,838.13/145,265.55 = 26,717.43/x - Step 3: Cross multiply
96,838.13x = 145,265.55 × 26,717.43 - Step 4: Simplify right side
96,838.13x = 3,881,122,163.54 - Step 5: Solve for x
x = 3,881,122,163.54/96,838.13 - Step 6: Final answer
x = 40,078.45
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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.