Finding the Fourth Proportional to 183,307.68, 252,943.56 and 106,842.96
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Solution
The fourth proportional to 183,307.68, 252,943.56 and 106,842.96 is: 147,431.02
Step by Step Solution
- Step 1: Write the proportion equation
183,307.68 : 252,943.56 = 106,842.96 : x - Step 2: Convert to fraction form
183,307.68/252,943.56 = 106,842.96/x - Step 3: Cross multiply
183,307.68x = 252,943.56 × 106,842.96 - Step 4: Simplify right side
183,307.68x = 27,025,238,663.34 - Step 5: Solve for x
x = 27,025,238,663.34/183,307.68 - Step 6: Final answer
x = 147,431.02
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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.