Finding the Fourth Proportional to 178,338.87, 246,132.81 and 110,377.71
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Solution
The fourth proportional to 178,338.87, 246,132.81 and 110,377.71 is: 152,336.82
Step by Step Solution
- Step 1: Write the proportion equation
178,338.87 : 246,132.81 = 110,377.71 : x - Step 2: Convert to fraction form
178,338.87/246,132.81 = 110,377.71/x - Step 3: Cross multiply
178,338.87x = 246,132.81 × 110,377.71 - Step 4: Simplify right side
178,338.87x = 27,167,575,923.67 - Step 5: Solve for x
x = 27,167,575,923.67/178,338.87 - Step 6: Final answer
x = 152,336.82
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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.