Finding the Fourth Proportional to 165,178.67, 227,991.58 and 97,217.44
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Solution
The fourth proportional to 165,178.67, 227,991.58 and 97,217.44 is: 134,186.56
Step by Step Solution
- Step 1: Write the proportion equation
165,178.67 : 227,991.58 = 97,217.44 : x - Step 2: Convert to fraction form
165,178.67/227,991.58 = 97,217.44/x - Step 3: Cross multiply
165,178.67x = 227,991.58 × 97,217.44 - Step 4: Simplify right side
165,178.67x = 22,164,756,936.13 - Step 5: Solve for x
x = 22,164,756,936.13/165,178.67 - Step 6: Final answer
x = 134,186.56
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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.