Finding the Fourth Proportional to 87,098.94, 130,670.35 and 24,769.44
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Solution
The fourth proportional to 87,098.94, 130,670.35 and 24,769.44 is: 37,160.40
Step by Step Solution
- Step 1: Write the proportion equation
87,098.94 : 130,670.35 = 24,769.44 : x - Step 2: Convert to fraction form
87,098.94/130,670.35 = 24,769.44/x - Step 3: Cross multiply
87,098.94x = 130,670.35 × 24,769.44 - Step 4: Simplify right side
87,098.94x = 3,236,631,394.10 - Step 5: Solve for x
x = 3,236,631,394.10/87,098.94 - Step 6: Final answer
x = 37,160.40
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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.