Finding the Fourth Proportional to 49,397,251.12, 68,168,139.69 and 27,372,176.88
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Solution
The fourth proportional to 49,397,251.12, 68,168,139.69 and 27,372,176.88 is: 37,773,567.05
Step by Step Solution
- Step 1: Write the proportion equation
49,397,251.12 : 68,168,139.69 = 27,372,176.88 : x - Step 2: Convert to fraction form
49,397,251.12/68,168,139.69 = 27,372,176.88/x - Step 3: Cross multiply
49,397,251.12x = 68,168,139.69 × 27,372,176.88 - Step 4: Simplify right side
49,397,251.12x = 1,865,910,377,175,228.25 - Step 5: Solve for x
x = 1,865,910,377,175,228.25/49,397,251.12 - Step 6: Final answer
x = 37,773,567.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.