Finding the Fourth Proportional to 202,795.11, 304,235.53 and 76,432.68
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Solution
The fourth proportional to 202,795.11, 304,235.53 and 76,432.68 is: 114,665.17
Step by Step Solution
- Step 1: Write the proportion equation
202,795.11 : 304,235.53 = 76,432.68 : x - Step 2: Convert to fraction form
202,795.11/304,235.53 = 76,432.68/x - Step 3: Cross multiply
202,795.11x = 304,235.53 × 76,432.68 - Step 4: Simplify right side
202,795.11x = 23,253,536,718.04 - Step 5: Solve for x
x = 23,253,536,718.04/202,795.11 - Step 6: Final answer
x = 114,665.17
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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.