Finding the Fourth Proportional to 274,483.23, 411,439.39 and 106,119.19
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Solution
The fourth proportional to 274,483.23, 411,439.39 and 106,119.19 is: 159,068.43
Step by Step Solution
- Step 1: Write the proportion equation
274,483.23 : 411,439.39 = 106,119.19 : x - Step 2: Convert to fraction form
274,483.23/411,439.39 = 106,119.19/x - Step 3: Cross multiply
274,483.23x = 411,439.39 × 106,119.19 - Step 4: Simplify right side
274,483.23x = 43,661,614,800.89 - Step 5: Solve for x
x = 43,661,614,800.89/274,483.23 - Step 6: Final answer
x = 159,068.43
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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.