Finding the Fourth Proportional to 106,864.97, 160,313.85 and 36,727.88
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Solution
The fourth proportional to 106,864.97, 160,313.85 and 36,727.88 is: 55,097.45
Step by Step Solution
- Step 1: Write the proportion equation
106,864.97 : 160,313.85 = 36,727.88 : x - Step 2: Convert to fraction form
106,864.97/160,313.85 = 36,727.88/x - Step 3: Cross multiply
106,864.97x = 160,313.85 × 36,727.88 - Step 4: Simplify right side
106,864.97x = 5,887,987,043.57 - Step 5: Solve for x
x = 5,887,987,043.57/106,864.97 - Step 6: Final answer
x = 55,097.45
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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.