Finding the Fourth Proportional to 186,398.30, 279,529.40 and 68,034.62
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Solution
The fourth proportional to 186,398.30, 279,529.40 and 68,034.62 is: 102,027.09
Step by Step Solution
- Step 1: Write the proportion equation
186,398.30 : 279,529.40 = 68,034.62 : x - Step 2: Convert to fraction form
186,398.30/279,529.40 = 68,034.62/x - Step 3: Cross multiply
186,398.30x = 279,529.40 × 68,034.62 - Step 4: Simplify right side
186,398.30x = 19,017,675,280.27 - Step 5: Solve for x
x = 19,017,675,280.27/186,398.30 - Step 6: Final answer
x = 102,027.09
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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.