Finding the Fourth Proportional to 162,862.25, 224,812.67 and 158,367.96
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Solution
The fourth proportional to 162,862.25, 224,812.67 and 158,367.96 is: 218,608.82
Step by Step Solution
- Step 1: Write the proportion equation
162,862.25 : 224,812.67 = 158,367.96 : x - Step 2: Convert to fraction form
162,862.25/224,812.67 = 158,367.96/x - Step 3: Cross multiply
162,862.25x = 224,812.67 × 158,367.96 - Step 4: Simplify right side
162,862.25x = 35,603,123,138.21 - Step 5: Solve for x
x = 35,603,123,138.21/162,862.25 - Step 6: Final answer
x = 218,608.82
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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.