Finding the Fourth Proportional to 71,241.81, 106,873.65 and 24,483.75
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Solution
The fourth proportional to 71,241.81, 106,873.65 and 24,483.75 is: 36,729.38
Step by Step Solution
- Step 1: Write the proportion equation
71,241.81 : 106,873.65 = 24,483.75 : x - Step 2: Convert to fraction form
71,241.81/106,873.65 = 24,483.75/x - Step 3: Cross multiply
71,241.81x = 106,873.65 × 24,483.75 - Step 4: Simplify right side
71,241.81x = 2,616,667,728.19 - Step 5: Solve for x
x = 2,616,667,728.19/71,241.81 - Step 6: Final answer
x = 36,729.38
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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.