Finding the Fourth Proportional to 186,506.25, 279,842.07 and 97,738.65
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Solution
The fourth proportional to 186,506.25, 279,842.07 and 97,738.65 is: 146,651.31
Step by Step Solution
- Step 1: Write the proportion equation
186,506.25 : 279,842.07 = 97,738.65 : x - Step 2: Convert to fraction form
186,506.25/279,842.07 = 97,738.65/x - Step 3: Cross multiply
186,506.25x = 279,842.07 × 97,738.65 - Step 4: Simplify right side
186,506.25x = 27,351,386,135.01 - Step 5: Solve for x
x = 27,351,386,135.01/186,506.25 - Step 6: Final answer
x = 146,651.31
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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.