Finding the Fourth Proportional to 165,522.34, 248,285.81 and 47,193.68
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Solution
The fourth proportional to 165,522.34, 248,285.81 and 47,193.68 is: 70,791.17
Step by Step Solution
- Step 1: Write the proportion equation
165,522.34 : 248,285.81 = 47,193.68 : x - Step 2: Convert to fraction form
165,522.34/248,285.81 = 47,193.68/x - Step 3: Cross multiply
165,522.34x = 248,285.81 × 47,193.68 - Step 4: Simplify right side
165,522.34x = 11,717,519,942.24 - Step 5: Solve for x
x = 11,717,519,942.24/165,522.34 - Step 6: Final answer
x = 70,791.17
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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.