Finding the Fourth Proportional to 124,231.08, 185,996.68 and 111,633.96
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Solution
The fourth proportional to 124,231.08, 185,996.68 and 111,633.96 is: 167,136.48
Step by Step Solution
- Step 1: Write the proportion equation
124,231.08 : 185,996.68 = 111,633.96 : x - Step 2: Convert to fraction form
124,231.08/185,996.68 = 111,633.96/x - Step 3: Cross multiply
124,231.08x = 185,996.68 × 111,633.96 - Step 4: Simplify right side
124,231.08x = 20,763,545,935.25 - Step 5: Solve for x
x = 20,763,545,935.25/124,231.08 - Step 6: Final answer
x = 167,136.48
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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.