Finding the Fourth Proportional to 103,539.24, 155,195.22 and 59,069.01
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Solution
The fourth proportional to 103,539.24, 155,195.22 and 59,069.01 is: 88,538.68
Step by Step Solution
- Step 1: Write the proportion equation
103,539.24 : 155,195.22 = 59,069.01 : x - Step 2: Convert to fraction form
103,539.24/155,195.22 = 59,069.01/x - Step 3: Cross multiply
103,539.24x = 155,195.22 × 59,069.01 - Step 4: Simplify right side
103,539.24x = 9,167,228,002.13 - Step 5: Solve for x
x = 9,167,228,002.13/103,539.24 - Step 6: Final answer
x = 88,538.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.