Finding the Fourth Proportional to 160,944.12, 241,259.58 and 76,681.80
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Solution
The fourth proportional to 160,944.12, 241,259.58 and 76,681.80 is: 114,948.09
Step by Step Solution
- Step 1: Write the proportion equation
160,944.12 : 241,259.58 = 76,681.80 : x - Step 2: Convert to fraction form
160,944.12/241,259.58 = 76,681.80/x - Step 3: Cross multiply
160,944.12x = 241,259.58 × 76,681.80 - Step 4: Simplify right side
160,944.12x = 18,500,218,861.64 - Step 5: Solve for x
x = 18,500,218,861.64/160,944.12 - Step 6: Final answer
x = 114,948.09
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1.5x scale
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.