Finding the Fourth Proportional to 69,349.12, 104,023.68 and 44,400.92
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Solution
The fourth proportional to 69,349.12, 104,023.68 and 44,400.92 is: 66,601.37
Step by Step Solution
- Step 1: Write the proportion equation
69,349.12 : 104,023.68 = 44,400.92 : x - Step 2: Convert to fraction form
69,349.12/104,023.68 = 44,400.92/x - Step 3: Cross multiply
69,349.12x = 104,023.68 × 44,400.92 - Step 4: Simplify right side
69,349.12x = 4,618,746,407.16 - Step 5: Solve for x
x = 4,618,746,407.16/69,349.12 - Step 6: Final answer
x = 66,601.37
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1.5x scale
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.