Finding the Fourth Proportional to 175,475.18, 242,155.74 and 94,902.70
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Solution
The fourth proportional to 175,475.18, 242,155.74 and 94,902.70 is: 130,965.73
Step by Step Solution
- Step 1: Write the proportion equation
175,475.18 : 242,155.74 = 94,902.70 : x - Step 2: Convert to fraction form
175,475.18/242,155.74 = 94,902.70/x - Step 3: Cross multiply
175,475.18x = 242,155.74 × 94,902.70 - Step 4: Simplify right side
175,475.18x = 22,981,234,641.19 - Step 5: Solve for x
x = 22,981,234,641.19/175,475.18 - Step 6: Final answer
x = 130,965.73
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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.