Finding the Fourth Proportional to 92,850.16, 128,133.84 and 50,408.92
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Solution
The fourth proportional to 92,850.16, 128,133.84 and 50,408.92 is: 69,564.65
Step by Step Solution
- Step 1: Write the proportion equation
92,850.16 : 128,133.84 = 50,408.92 : x - Step 2: Convert to fraction form
92,850.16/128,133.84 = 50,408.92/x - Step 3: Cross multiply
92,850.16x = 128,133.84 × 50,408.92 - Step 4: Simplify right side
92,850.16x = 6,459,088,489.85 - Step 5: Solve for x
x = 6,459,088,489.85/92,850.16 - Step 6: Final answer
x = 69,564.65
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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.