Finding the Fourth Proportional to 182,617.69, 251,993.70 and 125,306.14
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Solution
The fourth proportional to 182,617.69, 251,993.70 and 125,306.14 is: 172,909.63
Step by Step Solution
- Step 1: Write the proportion equation
182,617.69 : 251,993.70 = 125,306.14 : x - Step 2: Convert to fraction form
182,617.69/251,993.70 = 125,306.14/x - Step 3: Cross multiply
182,617.69x = 251,993.70 × 125,306.14 - Step 4: Simplify right side
182,617.69x = 31,576,355,964.82 - Step 5: Solve for x
x = 31,576,355,964.82/182,617.69 - Step 6: Final answer
x = 172,909.63
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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.