Finding the Fourth Proportional to 207,473.30, 286,340.43 and 116,846.99
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Solution
The fourth proportional to 207,473.30, 286,340.43 and 116,846.99 is: 161,264.21
Step by Step Solution
- Step 1: Write the proportion equation
207,473.30 : 286,340.43 = 116,846.99 : x - Step 2: Convert to fraction form
207,473.30/286,340.43 = 116,846.99/x - Step 3: Cross multiply
207,473.30x = 286,340.43 × 116,846.99 - Step 4: Simplify right side
207,473.30x = 33,458,017,441.06 - Step 5: Solve for x
x = 33,458,017,441.06/207,473.30 - Step 6: Final answer
x = 161,264.21
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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.