Finding the Third Proportional to 81,588.75 and 124,797.75
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Solution
The third proportional to 81,588.75 and 124,797.75 is: 190,890.02
Step by Step Solution
- Step 1: Write the proportion equation
81,588.75 : 124,797.75 = 124,797.75 : x - Step 2: Convert to fraction form
81,588.75/124,797.75 = 124,797.75/x - Step 3: Cross multiply
81,588.75x = 124,797.75 × 124,797.75 - Step 4: Simplify right side
81,588.75x = 15,574,478,405.06 - Step 5: Solve for x
x = 15,574,478,405.06/81,588.75 - Step 6: Final answer
x = 190,890.02
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.