Finding the Third Proportional to 68,117.63 and 105,819.75
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Solution
The third proportional to 68,117.63 and 105,819.75 is: 164,389.46
Step by Step Solution
- Step 1: Write the proportion equation
68,117.63 : 105,819.75 = 105,819.75 : x - Step 2: Convert to fraction form
68,117.63/105,819.75 = 105,819.75/x - Step 3: Cross multiply
68,117.63x = 105,819.75 × 105,819.75 - Step 4: Simplify right side
68,117.63x = 11,197,819,490.06 - Step 5: Solve for x
x = 11,197,819,490.06/68,117.63 - Step 6: Final answer
x = 164,389.46
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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.