Finding the Fourth Proportional to 162,545.60, 224,358.01 and 94,575.70
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Solution
The fourth proportional to 162,545.60, 224,358.01 and 94,575.70 is: 130,540.70
Step by Step Solution
- Step 1: Write the proportion equation
162,545.60 : 224,358.01 = 94,575.70 : x - Step 2: Convert to fraction form
162,545.60/224,358.01 = 94,575.70/x - Step 3: Cross multiply
162,545.60x = 224,358.01 × 94,575.70 - Step 4: Simplify right side
162,545.60x = 21,218,816,787.37 - Step 5: Solve for x
x = 21,218,816,787.37/162,545.60 - Step 6: Final answer
x = 130,540.70
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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.