Finding the Fourth Proportional to 87,069,034.08, 130,603,531.68 and 31,741,017
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Solution
The fourth proportional to 87,069,034.08, 130,603,531.68 and 31,741,017 is: 47,611,518.41
Step by Step Solution
- Step 1: Write the proportion equation
87,069,034.08 : 130,603,531.68 = 31,741,017 : x - Step 2: Convert to fraction form
87,069,034.08/130,603,531.68 = 31,741,017/x - Step 3: Cross multiply
87,069,034.08x = 130,603,531.68 × 31,741,017 - Step 4: Simplify right side
87,069,034.08x = 4,145,488,919,314,919 - Step 5: Solve for x
x = 4,145,488,919,314,919/87,069,034.08 - Step 6: Final answer
x = 47,611,518.41
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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.