Finding the Fourth Proportional to 177,807.75, 266,711.63 and 46,479.75
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Solution
The fourth proportional to 177,807.75, 266,711.63 and 46,479.75 is: 69,719.63
Step by Step Solution
- Step 1: Write the proportion equation
177,807.75 : 266,711.63 = 46,479.75 : x - Step 2: Convert to fraction form
177,807.75/266,711.63 = 46,479.75/x - Step 3: Cross multiply
177,807.75x = 266,711.63 × 46,479.75 - Step 4: Simplify right side
177,807.75x = 12,396,689,884.49 - Step 5: Solve for x
x = 12,396,689,884.49/177,807.75 - Step 6: Final answer
x = 69,719.63
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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.