Finding the Fourth Proportional to 83,349.23, 125,036.82 and 27,176.31
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Solution
The fourth proportional to 83,349.23, 125,036.82 and 27,176.31 is: 40,768.70
Step by Step Solution
- Step 1: Write the proportion equation
83,349.23 : 125,036.82 = 27,176.31 : x - Step 2: Convert to fraction form
83,349.23/125,036.82 = 27,176.31/x - Step 3: Cross multiply
83,349.23x = 125,036.82 × 27,176.31 - Step 4: Simplify right side
83,349.23x = 3,398,039,381.73 - Step 5: Solve for x
x = 3,398,039,381.73/83,349.23 - Step 6: Final answer
x = 40,768.70
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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.