Finding the Fourth Proportional to 242,766.08, 364,201.08 and 84,999.68
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Solution
The fourth proportional to 242,766.08, 364,201.08 and 84,999.68 is: 127,517.71
Step by Step Solution
- Step 1: Write the proportion equation
242,766.08 : 364,201.08 = 84,999.68 : x - Step 2: Convert to fraction form
242,766.08/364,201.08 = 84,999.68/x - Step 3: Cross multiply
242,766.08x = 364,201.08 × 84,999.68 - Step 4: Simplify right side
242,766.08x = 30,956,975,255.65 - Step 5: Solve for x
x = 30,956,975,255.65/242,766.08 - Step 6: Final answer
x = 127,517.71
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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.