Finding the Fourth Proportional to 88,714.14, 133,098.48 and 53,214.84
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Solution
The fourth proportional to 88,714.14, 133,098.48 and 53,214.84 is: 79,838.62
Step by Step Solution
- Step 1: Write the proportion equation
88,714.14 : 133,098.48 = 53,214.84 : x - Step 2: Convert to fraction form
88,714.14/133,098.48 = 53,214.84/x - Step 3: Cross multiply
88,714.14x = 133,098.48 × 53,214.84 - Step 4: Simplify right side
88,714.14x = 7,082,814,317.44 - Step 5: Solve for x
x = 7,082,814,317.44/88,714.14 - Step 6: Final answer
x = 79,838.62
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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.