Finding the Fourth Proportional to 74,207.92, 102,411.12 and 44,011.12
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Solution
The fourth proportional to 74,207.92, 102,411.12 and 44,011.12 is: 60,737.83
Step by Step Solution
- Step 1: Write the proportion equation
74,207.92 : 102,411.12 = 44,011.12 : x - Step 2: Convert to fraction form
74,207.92/102,411.12 = 44,011.12/x - Step 3: Cross multiply
74,207.92x = 102,411.12 × 44,011.12 - Step 4: Simplify right side
74,207.92x = 4,507,228,091.65 - Step 5: Solve for x
x = 4,507,228,091.65/74,207.92 - Step 6: Final answer
x = 60,737.83
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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.