Finding the Third Proportional to 71,345.81 and 110,625.75
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Solution
The third proportional to 71,345.81 and 110,625.75 is: 171,531.53
Step by Step Solution
- Step 1: Write the proportion equation
71,345.81 : 110,625.75 = 110,625.75 : x - Step 2: Convert to fraction form
71,345.81/110,625.75 = 110,625.75/x - Step 3: Cross multiply
71,345.81x = 110,625.75 × 110,625.75 - Step 4: Simplify right side
71,345.81x = 12,238,056,563.06 - Step 5: Solve for x
x = 12,238,056,563.06/71,345.81 - Step 6: Final answer
x = 171,531.53
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.