Finding the Fourth Proportional to 193,426.48, 290,229.12 and 88,277.68
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Solution
The fourth proportional to 193,426.48, 290,229.12 and 88,277.68 is: 132,457.32
Step by Step Solution
- Step 1: Write the proportion equation
193,426.48 : 290,229.12 = 88,277.68 : x - Step 2: Convert to fraction form
193,426.48/290,229.12 = 88,277.68/x - Step 3: Cross multiply
193,426.48x = 290,229.12 × 88,277.68 - Step 4: Simplify right side
193,426.48x = 25,620,753,382.04 - Step 5: Solve for x
x = 25,620,753,382.04/193,426.48 - Step 6: Final answer
x = 132,457.32
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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.