Finding the Fourth Proportional to 133,194.96, 199,824.78 and 44,455.14
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Solution
The fourth proportional to 133,194.96, 199,824.78 and 44,455.14 is: 66,693.50
Step by Step Solution
- Step 1: Write the proportion equation
133,194.96 : 199,824.78 = 44,455.14 : x - Step 2: Convert to fraction form
133,194.96/199,824.78 = 44,455.14/x - Step 3: Cross multiply
133,194.96x = 199,824.78 × 44,455.14 - Step 4: Simplify right side
133,194.96x = 8,883,238,570.37 - Step 5: Solve for x
x = 8,883,238,570.37/133,194.96 - Step 6: Final answer
x = 66,693.50
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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.