Finding the Fourth Proportional to 188,971.97, 283,454.49 and 46,817.55
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Solution
The fourth proportional to 188,971.97, 283,454.49 and 46,817.55 is: 70,225.47
Step by Step Solution
- Step 1: Write the proportion equation
188,971.97 : 283,454.49 = 46,817.55 : x - Step 2: Convert to fraction form
188,971.97/283,454.49 = 46,817.55/x - Step 3: Cross multiply
188,971.97x = 283,454.49 × 46,817.55 - Step 4: Simplify right side
188,971.97x = 13,270,645,821.25 - Step 5: Solve for x
x = 13,270,645,821.25/188,971.97 - Step 6: Final answer
x = 70,225.47
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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.