Finding the Fourth Proportional to 125,599.52, 173,328.08 and 69,009.44
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Solution
The fourth proportional to 125,599.52, 173,328.08 and 69,009.44 is: 95,233.44
Step by Step Solution
- Step 1: Write the proportion equation
125,599.52 : 173,328.08 = 69,009.44 : x - Step 2: Convert to fraction form
125,599.52/173,328.08 = 69,009.44/x - Step 3: Cross multiply
125,599.52x = 173,328.08 × 69,009.44 - Step 4: Simplify right side
125,599.52x = 11,961,273,737.08 - Step 5: Solve for x
x = 11,961,273,737.08/125,599.52 - Step 6: Final answer
x = 95,233.44
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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.