Finding the Fourth Proportional to 183,964.62, 253,873.44 and 103,387.44
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Solution
The fourth proportional to 183,964.62, 253,873.44 and 103,387.44 is: 142,675.94
Step by Step Solution
- Step 1: Write the proportion equation
183,964.62 : 253,873.44 = 103,387.44 : x - Step 2: Convert to fraction form
183,964.62/253,873.44 = 103,387.44/x - Step 3: Cross multiply
183,964.62x = 253,873.44 × 103,387.44 - Step 4: Simplify right side
183,964.62x = 26,247,325,045.59 - Step 5: Solve for x
x = 26,247,325,045.59/183,964.62 - Step 6: Final answer
x = 142,675.94
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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.