Finding the Fourth Proportional to 47,888,938.95, 71,833,408.43 and 32,583,438.15
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Solution
The fourth proportional to 47,888,938.95, 71,833,408.43 and 32,583,438.15 is: 48,875,157.23
Step by Step Solution
- Step 1: Write the proportion equation
47,888,938.95 : 71,833,408.43 = 32,583,438.15 : x - Step 2: Convert to fraction form
47,888,938.95/71,833,408.43 = 32,583,438.15/x - Step 3: Cross multiply
47,888,938.95x = 71,833,408.43 × 32,583,438.15 - Step 4: Simplify right side
47,888,938.95x = 2,340,579,420,519,676 - Step 5: Solve for x
x = 2,340,579,420,519,676/47,888,938.95 - Step 6: Final answer
x = 48,875,157.23
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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.