Finding the Fourth Proportional to 125,746,059.34, 173,529,570.23 and 69,990,283.20
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Solution
The fourth proportional to 125,746,059.34, 173,529,570.23 and 69,990,283.20 is: 96,586,595.46
Step by Step Solution
- Step 1: Write the proportion equation
125,746,059.34 : 173,529,570.23 = 69,990,283.20 : x - Step 2: Convert to fraction form
125,746,059.34/173,529,570.23 = 69,990,283.20/x - Step 3: Cross multiply
125,746,059.34x = 173,529,570.23 × 69,990,283.20 - Step 4: Simplify right side
125,746,059.34x = 12,145,383,763,971,988 - Step 5: Solve for x
x = 12,145,383,763,971,988/125,746,059.34 - Step 6: Final answer
x = 96,586,595.46
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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.