Finding the Fourth Proportional to 118,022.96, 176,857.65 and 51,426.99
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Solution
The fourth proportional to 118,022.96, 176,857.65 and 51,426.99 is: 77,063.45
Step by Step Solution
- Step 1: Write the proportion equation
118,022.96 : 176,857.65 = 51,426.99 : x - Step 2: Convert to fraction form
118,022.96/176,857.65 = 51,426.99/x - Step 3: Cross multiply
118,022.96x = 176,857.65 × 51,426.99 - Step 4: Simplify right side
118,022.96x = 9,095,256,597.97 - Step 5: Solve for x
x = 9,095,256,597.97/118,022.96 - Step 6: Final answer
x = 77,063.45
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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.