Finding the Third Proportional to 67,281.75 and 105,558.75
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Solution
The third proportional to 67,281.75 and 105,558.75 is: 165,611.77
Step by Step Solution
- Step 1: Write the proportion equation
67,281.75 : 105,558.75 = 105,558.75 : x - Step 2: Convert to fraction form
67,281.75/105,558.75 = 105,558.75/x - Step 3: Cross multiply
67,281.75x = 105,558.75 × 105,558.75 - Step 4: Simplify right side
67,281.75x = 11,142,649,701.56 - Step 5: Solve for x
x = 11,142,649,701.56/67,281.75 - Step 6: Final answer
x = 165,611.77
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.