Finding the Fourth Proportional to 98,956.24, 148,432.21 and 24,076.78
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Solution
The fourth proportional to 98,956.24, 148,432.21 and 24,076.78 is: 36,114.65
Step by Step Solution
- Step 1: Write the proportion equation
98,956.24 : 148,432.21 = 24,076.78 : x - Step 2: Convert to fraction form
98,956.24/148,432.21 = 24,076.78/x - Step 3: Cross multiply
98,956.24x = 148,432.21 × 24,076.78 - Step 4: Simplify right side
98,956.24x = 3,573,769,665.08 - Step 5: Solve for x
x = 3,573,769,665.08/98,956.24 - Step 6: Final answer
x = 36,114.65
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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.