Finding the Fourth Proportional to 207,346.71, 286,138.98 and 116,704.02
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Solution
The fourth proportional to 207,346.71, 286,138.98 and 116,704.02 is: 161,051.84
Step by Step Solution
- Step 1: Write the proportion equation
207,346.71 : 286,138.98 = 116,704.02 : x - Step 2: Convert to fraction form
207,346.71/286,138.98 = 116,704.02/x - Step 3: Cross multiply
207,346.71x = 286,138.98 × 116,704.02 - Step 4: Simplify right side
207,346.71x = 33,393,569,244.70 - Step 5: Solve for x
x = 33,393,569,244.70/207,346.71 - Step 6: Final answer
x = 161,051.84
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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.