Finding the Fourth Proportional to 89,837,214.24, 123,975,729.31 and 48,584,106.62
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Solution
The fourth proportional to 89,837,214.24, 123,975,729.31 and 48,584,106.62 is: 67,046,269.21
Step by Step Solution
- Step 1: Write the proportion equation
89,837,214.24 : 123,975,729.31 = 48,584,106.62 : x - Step 2: Convert to fraction form
89,837,214.24/123,975,729.31 = 48,584,106.62/x - Step 3: Cross multiply
89,837,214.24x = 123,975,729.31 × 48,584,106.62 - Step 4: Simplify right side
89,837,214.24x = 6,023,250,050,903,721 - Step 5: Solve for x
x = 6,023,250,050,903,721/89,837,214.24 - Step 6: Final answer
x = 67,046,269.21
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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.