Finding the Fourth Proportional to 212,357.74, 293,053.73 and 116,864.44
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Solution
The fourth proportional to 212,357.74, 293,053.73 and 116,864.44 is: 161,272.95
Step by Step Solution
- Step 1: Write the proportion equation
212,357.74 : 293,053.73 = 116,864.44 : x - Step 2: Convert to fraction form
212,357.74/293,053.73 = 116,864.44/x - Step 3: Cross multiply
212,357.74x = 293,053.73 × 116,864.44 - Step 4: Simplify right side
212,357.74x = 34,247,560,046.36 - Step 5: Solve for x
x = 34,247,560,046.36/212,357.74 - Step 6: Final answer
x = 161,272.95
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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.