Finding the Fourth Proportional to 75,207.30, 103,758.62 and 44,993.49
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Solution
The fourth proportional to 75,207.30, 103,758.62 and 44,993.49 is: 62,074.59
Step by Step Solution
- Step 1: Write the proportion equation
75,207.30 : 103,758.62 = 44,993.49 : x - Step 2: Convert to fraction form
75,207.30/103,758.62 = 44,993.49/x - Step 3: Cross multiply
75,207.30x = 103,758.62 × 44,993.49 - Step 4: Simplify right side
75,207.30x = 4,668,462,206.42 - Step 5: Solve for x
x = 4,668,462,206.42/75,207.30 - Step 6: Final answer
x = 62,074.59
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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.