Finding the Fourth Proportional to 107,454.44, 160,392.97 and 99,537.50
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Solution
The fourth proportional to 107,454.44, 160,392.97 and 99,537.50 is: 148,575.67
Step by Step Solution
- Step 1: Write the proportion equation
107,454.44 : 160,392.97 = 99,537.50 : x - Step 2: Convert to fraction form
107,454.44/160,392.97 = 99,537.50/x - Step 3: Cross multiply
107,454.44x = 160,392.97 × 99,537.50 - Step 4: Simplify right side
107,454.44x = 15,965,115,251.38 - Step 5: Solve for x
x = 15,965,115,251.38/107,454.44 - Step 6: Final answer
x = 148,575.67
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.