Finding the Fourth Proportional to 125,635.10, 176,355.70 and 125,635.10
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Solution
The fourth proportional to 125,635.10, 176,355.70 and 125,635.10 is: 176,355.70
Step by Step Solution
- Step 1: Write the proportion equation
125,635.10 : 176,355.70 = 125,635.10 : x - Step 2: Convert to fraction form
125,635.10/176,355.70 = 125,635.10/x - Step 3: Cross multiply
125,635.10x = 176,355.70 × 125,635.10 - Step 4: Simplify right side
125,635.10x = 22,156,466,005.07 - Step 5: Solve for x
x = 22,156,466,005.07/125,635.10 - Step 6: Final answer
x = 176,355.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.