Finding the Fourth Proportional to 117,294.53, 175,914.80 and 69,922.99
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Solution
The fourth proportional to 117,294.53, 175,914.80 and 69,922.99 is: 104,868.39
Step by Step Solution
- Step 1: Write the proportion equation
117,294.53 : 175,914.80 = 69,922.99 : x - Step 2: Convert to fraction form
117,294.53/175,914.80 = 69,922.99/x - Step 3: Cross multiply
117,294.53x = 175,914.80 × 69,922.99 - Step 4: Simplify right side
117,294.53x = 12,300,488,011.85 - Step 5: Solve for x
x = 12,300,488,011.85/117,294.53 - Step 6: Final answer
x = 104,868.39
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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.