Finding the Fourth Proportional to 146,849.66, 202,656.63 and 83,187.44
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Solution
The fourth proportional to 146,849.66, 202,656.63 and 83,187.44 is: 114,800.99
Step by Step Solution
- Step 1: Write the proportion equation
146,849.66 : 202,656.63 = 83,187.44 : x - Step 2: Convert to fraction form
146,849.66/202,656.63 = 83,187.44/x - Step 3: Cross multiply
146,849.66x = 202,656.63 × 83,187.44 - Step 4: Simplify right side
146,849.66x = 16,858,486,307.36 - Step 5: Solve for x
x = 16,858,486,307.36/146,849.66 - Step 6: Final answer
x = 114,800.99
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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.