Finding the Fourth Proportional to 75,106.92, 103,670.58 and 43,296.96
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Solution
The fourth proportional to 75,106.92, 103,670.58 and 43,296.96 is: 59,763.08
Step by Step Solution
- Step 1: Write the proportion equation
75,106.92 : 103,670.58 = 43,296.96 : x - Step 2: Convert to fraction form
75,106.92/103,670.58 = 43,296.96/x - Step 3: Cross multiply
75,106.92x = 103,670.58 × 43,296.96 - Step 4: Simplify right side
75,106.92x = 4,488,620,955.44 - Step 5: Solve for x
x = 4,488,620,955.44/75,106.92 - Step 6: Final answer
x = 59,763.08
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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.