Finding the Fourth Proportional to 88,538.38, 122,181.36 and 48,252.46
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Solution
The fourth proportional to 88,538.38, 122,181.36 and 48,252.46 is: 66,587.52
Step by Step Solution
- Step 1: Write the proportion equation
88,538.38 : 122,181.36 = 48,252.46 : x - Step 2: Convert to fraction form
88,538.38/122,181.36 = 48,252.46/x - Step 3: Cross multiply
88,538.38x = 122,181.36 × 48,252.46 - Step 4: Simplify right side
88,538.38x = 5,895,551,186.15 - Step 5: Solve for x
x = 5,895,551,186.15/88,538.38 - Step 6: Final answer
x = 66,587.52
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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.