Finding the Fourth Proportional to 98,092.75, 147,140.49 and 27,972.06
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Solution
The fourth proportional to 98,092.75, 147,140.49 and 27,972.06 is: 41,958.48
Step by Step Solution
- Step 1: Write the proportion equation
98,092.75 : 147,140.49 = 27,972.06 : x - Step 2: Convert to fraction form
98,092.75/147,140.49 = 27,972.06/x - Step 3: Cross multiply
98,092.75x = 147,140.49 × 27,972.06 - Step 4: Simplify right side
98,092.75x = 4,115,822,614.71 - Step 5: Solve for x
x = 4,115,822,614.71/98,092.75 - Step 6: Final answer
x = 41,958.48
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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.