Finding the Fourth Proportional to 84,834.76, 127,252.14 and 32,231.80
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Solution
The fourth proportional to 84,834.76, 127,252.14 and 32,231.80 is: 48,347.70
Step by Step Solution
- Step 1: Write the proportion equation
84,834.76 : 127,252.14 = 32,231.80 : x - Step 2: Convert to fraction form
84,834.76/127,252.14 = 32,231.80/x - Step 3: Cross multiply
84,834.76x = 127,252.14 × 32,231.80 - Step 4: Simplify right side
84,834.76x = 4,101,565,526.05 - Step 5: Solve for x
x = 4,101,565,526.05/84,834.76 - Step 6: Final answer
x = 48,347.70
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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.