Finding the Fourth Proportional to 75,226.97, 103,812.95 and 41,235.67
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Solution
The fourth proportional to 75,226.97, 103,812.95 and 41,235.67 is: 56,905.08
Step by Step Solution
- Step 1: Write the proportion equation
75,226.97 : 103,812.95 = 41,235.67 : x - Step 2: Convert to fraction form
75,226.97/103,812.95 = 41,235.67/x - Step 3: Cross multiply
75,226.97x = 103,812.95 × 41,235.67 - Step 4: Simplify right side
75,226.97x = 4,280,796,547.93 - Step 5: Solve for x
x = 4,280,796,547.93/75,226.97 - Step 6: Final answer
x = 56,905.08
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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.