Finding the Fourth Proportional to 229,143.55, 316,146.56 and 132,334.99
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Solution
The fourth proportional to 229,143.55, 316,146.56 and 132,334.99 is: 182,580.97
Step by Step Solution
- Step 1: Write the proportion equation
229,143.55 : 316,146.56 = 132,334.99 : x - Step 2: Convert to fraction form
229,143.55/316,146.56 = 132,334.99/x - Step 3: Cross multiply
229,143.55x = 316,146.56 × 132,334.99 - Step 4: Simplify right side
229,143.55x = 41,837,251,194.46 - Step 5: Solve for x
x = 41,837,251,194.46/229,143.55 - Step 6: Final answer
x = 182,580.97
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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.