Finding the Fourth Proportional to 114,926.85, 158,596.02 and 63,936.99
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Solution
The fourth proportional to 114,926.85, 158,596.02 and 63,936.99 is: 88,231.36
Step by Step Solution
- Step 1: Write the proportion equation
114,926.85 : 158,596.02 = 63,936.99 : x - Step 2: Convert to fraction form
114,926.85/158,596.02 = 63,936.99/x - Step 3: Cross multiply
114,926.85x = 158,596.02 × 63,936.99 - Step 4: Simplify right side
114,926.85x = 10,140,152,144.78 - Step 5: Solve for x
x = 10,140,152,144.78/114,926.85 - Step 6: Final answer
x = 88,231.36
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.