Finding the Fourth Proportional to 167,960.18, 251,975.79 and 55,634.03
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Solution
The fourth proportional to 167,960.18, 251,975.79 and 55,634.03 is: 83,462.81
Step by Step Solution
- Step 1: Write the proportion equation
167,960.18 : 251,975.79 = 55,634.03 : x - Step 2: Convert to fraction form
167,960.18/251,975.79 = 55,634.03/x - Step 3: Cross multiply
167,960.18x = 251,975.79 × 55,634.03 - Step 4: Simplify right side
167,960.18x = 14,018,427,400.25 - Step 5: Solve for x
x = 14,018,427,400.25/167,960.18 - Step 6: Final answer
x = 83,462.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.