Finding the Fourth Proportional to 88,615.62, 132,782.40 and 62,011.98
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Solution
The fourth proportional to 88,615.62, 132,782.40 and 62,011.98 is: 92,919.28
Step by Step Solution
- Step 1: Write the proportion equation
88,615.62 : 132,782.40 = 62,011.98 : x - Step 2: Convert to fraction form
88,615.62/132,782.40 = 62,011.98/x - Step 3: Cross multiply
88,615.62x = 132,782.40 × 62,011.98 - Step 4: Simplify right side
88,615.62x = 8,234,099,533.15 - Step 5: Solve for x
x = 8,234,099,533.15/88,615.62 - Step 6: Final answer
x = 92,919.28
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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.