Finding the Fourth Proportional to 207,546.18, 286,393.04 and 116,899.62
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Solution
The fourth proportional to 207,546.18, 286,393.04 and 116,899.62 is: 161,309.82
Step by Step Solution
- Step 1: Write the proportion equation
207,546.18 : 286,393.04 = 116,899.62 : x - Step 2: Convert to fraction form
207,546.18/286,393.04 = 116,899.62/x - Step 3: Cross multiply
207,546.18x = 286,393.04 × 116,899.62 - Step 4: Simplify right side
207,546.18x = 33,479,237,546.64 - Step 5: Solve for x
x = 33,479,237,546.64/207,546.18 - Step 6: Final answer
x = 161,309.82
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1.5x scale
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.