Finding the Fourth Proportional to 48,790,169.07, 67,329,201.51 and 27,880,872.00
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Solution
The fourth proportional to 48,790,169.07, 67,329,201.51 and 27,880,872.00 is: 38,474,899.45
Step by Step Solution
- Step 1: Write the proportion equation
48,790,169.07 : 67,329,201.51 = 27,880,872.00 : x - Step 2: Convert to fraction form
48,790,169.07/67,329,201.51 = 27,880,872.00/x - Step 3: Cross multiply
48,790,169.07x = 67,329,201.51 × 27,880,872.00 - Step 4: Simplify right side
48,790,169.07x = 1,877,196,848,910,032.25 - Step 5: Solve for x
x = 1,877,196,848,910,032.25/48,790,169.07 - Step 6: Final answer
x = 38,474,899.45
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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.