Finding the Fourth Proportional to 125,525.36, 173,226.12 and 68,937.14
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Solution
The fourth proportional to 125,525.36, 173,226.12 and 68,937.14 is: 95,133.87
Step by Step Solution
- Step 1: Write the proportion equation
125,525.36 : 173,226.12 = 68,937.14 : x - Step 2: Convert to fraction form
125,525.36/173,226.12 = 68,937.14/x - Step 3: Cross multiply
125,525.36x = 173,226.12 × 68,937.14 - Step 4: Simplify right side
125,525.36x = 11,941,713,286.10 - Step 5: Solve for x
x = 11,941,713,286.10/125,525.36 - Step 6: Final answer
x = 95,133.87
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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.