Finding the Fourth Proportional to 92,535.62, 138,803.79 and 22,414.82
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Solution
The fourth proportional to 92,535.62, 138,803.79 and 22,414.82 is: 33,622.32
Step by Step Solution
- Step 1: Write the proportion equation
92,535.62 : 138,803.79 = 22,414.82 : x - Step 2: Convert to fraction form
92,535.62/138,803.79 = 22,414.82/x - Step 3: Cross multiply
92,535.62x = 138,803.79 × 22,414.82 - Step 4: Simplify right side
92,535.62x = 3,111,261,968.17 - Step 5: Solve for x
x = 3,111,261,968.17/92,535.62 - Step 6: Final answer
x = 33,622.32
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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.