Finding the Fourth Proportional to 94,933.24, 142,414.62 and 31,733.80
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Solution
The fourth proportional to 94,933.24, 142,414.62 and 31,733.80 is: 47,605.63
Step by Step Solution
- Step 1: Write the proportion equation
94,933.24 : 142,414.62 = 31,733.80 : x - Step 2: Convert to fraction form
94,933.24/142,414.62 = 31,733.80/x - Step 3: Cross multiply
94,933.24x = 142,414.62 × 31,733.80 - Step 4: Simplify right side
94,933.24x = 4,519,357,068.16 - Step 5: Solve for x
x = 4,519,357,068.16/94,933.24 - Step 6: Final answer
x = 47,605.63
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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.