Finding the Fourth Proportional to 214,995.44, 296,686.14 and 118,198.59
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Solution
The fourth proportional to 214,995.44, 296,686.14 and 118,198.59 is: 163,109.90
Step by Step Solution
- Step 1: Write the proportion equation
214,995.44 : 296,686.14 = 118,198.59 : x - Step 2: Convert to fraction form
214,995.44/296,686.14 = 118,198.59/x - Step 3: Cross multiply
214,995.44x = 296,686.14 × 118,198.59 - Step 4: Simplify right side
214,995.44x = 35,067,883,420.54 - Step 5: Solve for x
x = 35,067,883,420.54/214,995.44 - Step 6: Final answer
x = 163,109.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.