Finding the Fourth Proportional to 273,792.81, 409,690.05 and 161,526.81
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Solution
The fourth proportional to 273,792.81, 409,690.05 and 161,526.81 is: 241,700.75
Step by Step Solution
- Step 1: Write the proportion equation
273,792.81 : 409,690.05 = 161,526.81 : x - Step 2: Convert to fraction form
273,792.81/409,690.05 = 161,526.81/x - Step 3: Cross multiply
273,792.81x = 409,690.05 × 161,526.81 - Step 4: Simplify right side
273,792.81x = 66,175,926,865.24 - Step 5: Solve for x
x = 66,175,926,865.24/273,792.81 - Step 6: Final answer
x = 241,700.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.