Finding the Fourth Proportional to 506,119.08, 759,163.80 and 132,142.08
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Solution
The fourth proportional to 506,119.08, 759,163.80 and 132,142.08 is: 198,209.25
Step by Step Solution
- Step 1: Write the proportion equation
506,119.08 : 759,163.80 = 132,142.08 : x - Step 2: Convert to fraction form
506,119.08/759,163.80 = 132,142.08/x - Step 3: Cross multiply
506,119.08x = 759,163.80 × 132,142.08 - Step 4: Simplify right side
506,119.08x = 100,317,483,592.70 - Step 5: Solve for x
x = 100,317,483,592.70/506,119.08 - Step 6: Final answer
x = 198,209.25
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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.