Finding the Fourth Proportional to 167,992.76, 231,830.58 and 92,541.08
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Solution
The fourth proportional to 167,992.76, 231,830.58 and 92,541.08 is: 127,707.01
Step by Step Solution
- Step 1: Write the proportion equation
167,992.76 : 231,830.58 = 92,541.08 : x - Step 2: Convert to fraction form
167,992.76/231,830.58 = 92,541.08/x - Step 3: Cross multiply
167,992.76x = 231,830.58 × 92,541.08 - Step 4: Simplify right side
167,992.76x = 21,453,852,250.23 - Step 5: Solve for x
x = 21,453,852,250.23/167,992.76 - Step 6: Final answer
x = 127,707.01
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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.