Finding the Fourth Proportional to 75,563,846.35, 113,341,506.09 and 33,486,420.45
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Solution
The fourth proportional to 75,563,846.35, 113,341,506.09 and 33,486,420.45 is: 50,227,741.32
Step by Step Solution
- Step 1: Write the proportion equation
75,563,846.35 : 113,341,506.09 = 33,486,420.45 : x - Step 2: Convert to fraction form
75,563,846.35/113,341,506.09 = 33,486,420.45/x - Step 3: Cross multiply
75,563,846.35x = 113,341,506.09 × 33,486,420.45 - Step 4: Simplify right side
75,563,846.35x = 3,795,401,327,916,580 - Step 5: Solve for x
x = 3,795,401,327,916,580/75,563,846.35 - Step 6: Final answer
x = 50,227,741.32
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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.