Finding the Fourth Proportional to 67,673,038.09, 101,418,630.79 and 36,921,537.23
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Solution
The fourth proportional to 67,673,038.09, 101,418,630.79 and 36,921,537.23 is: 55,332,697.61
Step by Step Solution
- Step 1: Write the proportion equation
67,673,038.09 : 101,418,630.79 = 36,921,537.23 : x - Step 2: Convert to fraction form
67,673,038.09/101,418,630.79 = 36,921,537.23/x - Step 3: Cross multiply
67,673,038.09x = 101,418,630.79 × 36,921,537.23 - Step 4: Simplify right side
67,673,038.09x = 3,744,531,752,759,264.50 - Step 5: Solve for x
x = 3,744,531,752,759,264.50/67,673,038.09 - Step 6: Final answer
x = 55,332,697.61
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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.