Finding the Fourth Proportional to 168,049.08, 231,924.08 and 125,533.80
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Solution
The fourth proportional to 168,049.08, 231,924.08 and 125,533.80 is: 173,248.86
Step by Step Solution
- Step 1: Write the proportion equation
168,049.08 : 231,924.08 = 125,533.80 : x - Step 2: Convert to fraction form
168,049.08/231,924.08 = 125,533.80/x - Step 3: Cross multiply
168,049.08x = 231,924.08 × 125,533.80 - Step 4: Simplify right side
168,049.08x = 29,114,311,073.90 - Step 5: Solve for x
x = 29,114,311,073.90/168,049.08 - Step 6: Final answer
x = 173,248.86
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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.