Finding the Fourth Proportional to 109,225, 163,863.50 and 35,353
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Solution
The fourth proportional to 109,225, 163,863.50 and 35,353 is: 53,037.92
Step by Step Solution
- Step 1: Write the proportion equation
109,225 : 163,863.50 = 35,353 : x - Step 2: Convert to fraction form
109,225/163,863.50 = 35,353/x - Step 3: Cross multiply
109,225x = 163,863.50 × 35,353 - Step 4: Simplify right side
109,225x = 5,793,066,315.50 - Step 5: Solve for x
x = 5,793,066,315.50/109,225 - Step 6: Final answer
x = 53,037.92
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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.