Finding the Fourth Proportional to 74,589.70, 111,873.44 and 24,670.08
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Solution
The fourth proportional to 74,589.70, 111,873.44 and 24,670.08 is: 37,001.45
Step by Step Solution
- Step 1: Write the proportion equation
74,589.70 : 111,873.44 = 24,670.08 : x - Step 2: Convert to fraction form
74,589.70/111,873.44 = 24,670.08/x - Step 3: Cross multiply
74,589.70x = 111,873.44 × 24,670.08 - Step 4: Simplify right side
74,589.70x = 2,759,926,714.68 - Step 5: Solve for x
x = 2,759,926,714.68/74,589.70 - Step 6: Final answer
x = 37,001.45
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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.