Finding the Fourth Proportional to 125,967.04, 173,827.84 and 69,367.68
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Solution
The fourth proportional to 125,967.04, 173,827.84 and 69,367.68 is: 95,723.72
Step by Step Solution
- Step 1: Write the proportion equation
125,967.04 : 173,827.84 = 69,367.68 : x - Step 2: Convert to fraction form
125,967.04/173,827.84 = 69,367.68/x - Step 3: Cross multiply
125,967.04x = 173,827.84 × 69,367.68 - Step 4: Simplify right side
125,967.04x = 12,058,033,980.21 - Step 5: Solve for x
x = 12,058,033,980.21/125,967.04 - Step 6: Final answer
x = 95,723.72
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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.