Finding the Fourth Proportional to 123,652.95, 185,354.76 and 48,744.09
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Solution
The fourth proportional to 123,652.95, 185,354.76 and 48,744.09 is: 73,066.99
Step by Step Solution
- Step 1: Write the proportion equation
123,652.95 : 185,354.76 = 48,744.09 : x - Step 2: Convert to fraction form
123,652.95/185,354.76 = 48,744.09/x - Step 3: Cross multiply
123,652.95x = 185,354.76 × 48,744.09 - Step 4: Simplify right side
123,652.95x = 9,034,949,103.37 - Step 5: Solve for x
x = 9,034,949,103.37/123,652.95 - Step 6: Final answer
x = 73,066.99
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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.