Finding the Fourth Proportional to 167,969.62, 231,798.05 and 92,518.12
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Solution
The fourth proportional to 167,969.62, 231,798.05 and 92,518.12 is: 127,674.99
Step by Step Solution
- Step 1: Write the proportion equation
167,969.62 : 231,798.05 = 92,518.12 : x - Step 2: Convert to fraction form
167,969.62/231,798.05 = 92,518.12/x - Step 3: Cross multiply
167,969.62x = 231,798.05 × 92,518.12 - Step 4: Simplify right side
167,969.62x = 21,445,518,184.09 - Step 5: Solve for x
x = 21,445,518,184.09/167,969.62 - Step 6: Final answer
x = 127,674.99
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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.