Finding the Fourth Proportional to 124,724.08, 187,084.74 and 35,974.68
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Solution
The fourth proportional to 124,724.08, 187,084.74 and 35,974.68 is: 53,961.62
Step by Step Solution
- Step 1: Write the proportion equation
124,724.08 : 187,084.74 = 35,974.68 : x - Step 2: Convert to fraction form
124,724.08/187,084.74 = 35,974.68/x - Step 3: Cross multiply
124,724.08x = 187,084.74 × 35,974.68 - Step 4: Simplify right side
124,724.08x = 6,730,313,654.38 - Step 5: Solve for x
x = 6,730,313,654.38/124,724.08 - Step 6: Final answer
x = 53,961.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.