Finding the Fourth Proportional to 73,112.74, 100,894.71 and 41,282.98
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Solution
The fourth proportional to 73,112.74, 100,894.71 and 41,282.98 is: 56,970.02
Step by Step Solution
- Step 1: Write the proportion equation
73,112.74 : 100,894.71 = 41,282.98 : x - Step 2: Convert to fraction form
73,112.74/100,894.71 = 41,282.98/x - Step 3: Cross multiply
73,112.74x = 100,894.71 × 41,282.98 - Step 4: Simplify right side
73,112.74x = 4,165,234,295.04 - Step 5: Solve for x
x = 4,165,234,295.04/73,112.74 - Step 6: Final answer
x = 56,970.02
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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.