Finding the Fourth Proportional to 133,847.67, 184,712.35 and 73,414.70
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Solution
The fourth proportional to 133,847.67, 184,712.35 and 73,414.70 is: 101,313.70
Step by Step Solution
- Step 1: Write the proportion equation
133,847.67 : 184,712.35 = 73,414.70 : x - Step 2: Convert to fraction form
133,847.67/184,712.35 = 73,414.70/x - Step 3: Cross multiply
133,847.67x = 184,712.35 × 73,414.70 - Step 4: Simplify right side
133,847.67x = 13,560,602,523.78 - Step 5: Solve for x
x = 13,560,602,523.78/133,847.67 - Step 6: Final answer
x = 101,313.70
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1.5x scale
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.