Finding the Fourth Proportional to 107,067.94, 147,747.58 and 59,318.44
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Solution
The fourth proportional to 107,067.94, 147,747.58 and 59,318.44 is: 81,856.02
Step by Step Solution
- Step 1: Write the proportion equation
107,067.94 : 147,747.58 = 59,318.44 : x - Step 2: Convert to fraction form
107,067.94/147,747.58 = 59,318.44/x - Step 3: Cross multiply
107,067.94x = 147,747.58 × 59,318.44 - Step 4: Simplify right side
107,067.94x = 8,764,155,959.38 - Step 5: Solve for x
x = 8,764,155,959.38/107,067.94 - Step 6: Final answer
x = 81,856.02
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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.