Finding the Fourth Proportional to 167,959.49, 231,784.09 and 92,507.99
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Solution
The fourth proportional to 167,959.49, 231,784.09 and 92,507.99 is: 127,661.02
Step by Step Solution
- Step 1: Write the proportion equation
167,959.49 : 231,784.09 = 92,507.99 : x - Step 2: Convert to fraction form
167,959.49/231,784.09 = 92,507.99/x - Step 3: Cross multiply
167,959.49x = 231,784.09 × 92,507.99 - Step 4: Simplify right side
167,959.49x = 21,441,880,279.88 - Step 5: Solve for x
x = 21,441,880,279.88/167,959.49 - Step 6: Final answer
x = 127,661.02
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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.