Finding the Fourth Proportional to 267,382.61, 401,124.49 and 107,470.99
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Solution
The fourth proportional to 267,382.61, 401,124.49 and 107,470.99 is: 161,226.82
Step by Step Solution
- Step 1: Write the proportion equation
267,382.61 : 401,124.49 = 107,470.99 : x - Step 2: Convert to fraction form
267,382.61/401,124.49 = 107,470.99/x - Step 3: Cross multiply
267,382.61x = 401,124.49 × 107,470.99 - Step 4: Simplify right side
267,382.61x = 43,109,247,867.83 - Step 5: Solve for x
x = 43,109,247,867.83/267,382.61 - Step 6: Final answer
x = 161,226.82
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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.