Finding the Fourth Proportional to 268,232.50, 370,147.62 and 160,781.68
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Solution
The fourth proportional to 268,232.50, 370,147.62 and 160,781.68 is: 221,870.79
Step by Step Solution
- Step 1: Write the proportion equation
268,232.50 : 370,147.62 = 160,781.68 : x - Step 2: Convert to fraction form
268,232.50/370,147.62 = 160,781.68/x - Step 3: Cross multiply
268,232.50x = 370,147.62 × 160,781.68 - Step 4: Simplify right side
268,232.50x = 59,512,956,191.60 - Step 5: Solve for x
x = 59,512,956,191.60/268,232.50 - Step 6: Final answer
x = 221,870.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.