Finding the Fourth Proportional to 75,200.48, 103,776.68 and 44,987.08
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Solution
The fourth proportional to 75,200.48, 103,776.68 and 44,987.08 is: 62,082.17
Step by Step Solution
- Step 1: Write the proportion equation
75,200.48 : 103,776.68 = 44,987.08 : x - Step 2: Convert to fraction form
75,200.48/103,776.68 = 44,987.08/x - Step 3: Cross multiply
75,200.48x = 103,776.68 × 44,987.08 - Step 4: Simplify right side
75,200.48x = 4,668,609,599.85 - Step 5: Solve for x
x = 4,668,609,599.85/75,200.48 - Step 6: Final answer
x = 62,082.17
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1.5x scale
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.