Finding the Fourth Proportional to 93,757.18, 140,620.64 and 34,620.70
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Solution
The fourth proportional to 93,757.18, 140,620.64 and 34,620.70 is: 51,925.46
Step by Step Solution
- Step 1: Write the proportion equation
93,757.18 : 140,620.64 = 34,620.70 : x - Step 2: Convert to fraction form
93,757.18/140,620.64 = 34,620.70/x - Step 3: Cross multiply
93,757.18x = 140,620.64 × 34,620.70 - Step 4: Simplify right side
93,757.18x = 4,868,384,991.25 - Step 5: Solve for x
x = 4,868,384,991.25/93,757.18 - Step 6: Final answer
x = 51,925.46
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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.