Finding the Fourth Proportional to 74,134.80, 111,201.84 and 24,886.80
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Solution
The fourth proportional to 74,134.80, 111,201.84 and 24,886.80 is: 37,330.08
Step by Step Solution
- Step 1: Write the proportion equation
74,134.80 : 111,201.84 = 24,886.80 : x - Step 2: Convert to fraction form
74,134.80/111,201.84 = 24,886.80/x - Step 3: Cross multiply
74,134.80x = 111,201.84 × 24,886.80 - Step 4: Simplify right side
74,134.80x = 2,767,457,951.71 - Step 5: Solve for x
x = 2,767,457,951.71/74,134.80 - Step 6: Final answer
x = 37,330.08
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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.