Finding the Third Proportional to 55,861.88 and 121,551.75
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Solution
The third proportional to 55,861.88 and 121,551.75 is: 264,488.58
Step by Step Solution
- Step 1: Write the proportion equation
55,861.88 : 121,551.75 = 121,551.75 : x - Step 2: Convert to fraction form
55,861.88/121,551.75 = 121,551.75/x - Step 3: Cross multiply
55,861.88x = 121,551.75 × 121,551.75 - Step 4: Simplify right side
55,861.88x = 14,774,827,928.06 - Step 5: Solve for x
x = 14,774,827,928.06/55,861.88 - Step 6: Final answer
x = 264,488.58
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.