Finding the Third Proportional to 81,360.75 and 125,967.75
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Solution
The third proportional to 81,360.75 and 125,967.75 is: 195,031.07
Step by Step Solution
- Step 1: Write the proportion equation
81,360.75 : 125,967.75 = 125,967.75 : x - Step 2: Convert to fraction form
81,360.75/125,967.75 = 125,967.75/x - Step 3: Cross multiply
81,360.75x = 125,967.75 × 125,967.75 - Step 4: Simplify right side
81,360.75x = 15,867,874,040.06 - Step 5: Solve for x
x = 15,867,874,040.06/81,360.75 - Step 6: Final answer
x = 195,031.07
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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.