Finding the Fourth Proportional to 74,339.23, 102,541.47 and 44,103.14
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Solution
The fourth proportional to 74,339.23, 102,541.47 and 44,103.14 is: 60,834.65
Step by Step Solution
- Step 1: Write the proportion equation
74,339.23 : 102,541.47 = 44,103.14 : x - Step 2: Convert to fraction form
74,339.23/102,541.47 = 44,103.14/x - Step 3: Cross multiply
74,339.23x = 102,541.47 × 44,103.14 - Step 4: Simplify right side
74,339.23x = 4,522,401,063.57 - Step 5: Solve for x
x = 4,522,401,063.57/74,339.23 - Step 6: Final answer
x = 60,834.65
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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.