Finding the Fourth Proportional to 165,816.24, 248,722.52 and 99,274.96
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Solution
The fourth proportional to 165,816.24, 248,722.52 and 99,274.96 is: 148,911.34
Step by Step Solution
- Step 1: Write the proportion equation
165,816.24 : 248,722.52 = 99,274.96 : x - Step 2: Convert to fraction form
165,816.24/248,722.52 = 99,274.96/x - Step 3: Cross multiply
165,816.24x = 248,722.52 × 99,274.96 - Step 4: Simplify right side
165,816.24x = 24,691,918,224.10 - Step 5: Solve for x
x = 24,691,918,224.10/165,816.24 - Step 6: Final answer
x = 148,911.34
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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.