Finding the Fourth Proportional to 103,396.62, 154,984.66 and 58,927.62
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Solution
The fourth proportional to 103,396.62, 154,984.66 and 58,927.62 is: 88,328.59
Step by Step Solution
- Step 1: Write the proportion equation
103,396.62 : 154,984.66 = 58,927.62 : x - Step 2: Convert to fraction form
103,396.62/154,984.66 = 58,927.62/x - Step 3: Cross multiply
103,396.62x = 154,984.66 × 58,927.62 - Step 4: Simplify right side
103,396.62x = 9,132,877,150.31 - Step 5: Solve for x
x = 9,132,877,150.31/103,396.62 - Step 6: Final answer
x = 88,328.59
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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.