Finding the Fourth Proportional to 119,817.24, 165,355.82 and 68,846.48
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Solution
The fourth proportional to 119,817.24, 165,355.82 and 68,846.48 is: 95,012.76
Step by Step Solution
- Step 1: Write the proportion equation
119,817.24 : 165,355.82 = 68,846.48 : x - Step 2: Convert to fraction form
119,817.24/165,355.82 = 68,846.48/x - Step 3: Cross multiply
119,817.24x = 165,355.82 × 68,846.48 - Step 4: Simplify right side
119,817.24x = 11,384,166,154.51 - Step 5: Solve for x
x = 11,384,166,154.51/119,817.24 - Step 6: Final answer
x = 95,012.76
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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.