Finding the Fourth Proportional to 110,089.62, 151,950.87 and 62,371.08
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Solution
The fourth proportional to 110,089.62, 151,950.87 and 62,371.08 is: 86,087.50
Step by Step Solution
- Step 1: Write the proportion equation
110,089.62 : 151,950.87 = 62,371.08 : x - Step 2: Convert to fraction form
110,089.62/151,950.87 = 62,371.08/x - Step 3: Cross multiply
110,089.62x = 151,950.87 × 62,371.08 - Step 4: Simplify right side
110,089.62x = 9,477,339,868.84 - Step 5: Solve for x
x = 9,477,339,868.84/110,089.62 - Step 6: Final answer
x = 86,087.50
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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.