Finding the Fourth Proportional to 52,536,372.70, 78,804,559.05 and 32,380,980.70
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Solution
The fourth proportional to 52,536,372.70, 78,804,559.05 and 32,380,980.70 is: 48,571,471.05
Step by Step Solution
- Step 1: Write the proportion equation
52,536,372.70 : 78,804,559.05 = 32,380,980.70 : x - Step 2: Convert to fraction form
52,536,372.70/78,804,559.05 = 32,380,980.70/x - Step 3: Cross multiply
52,536,372.70x = 78,804,559.05 × 32,380,980.70 - Step 4: Simplify right side
52,536,372.70x = 2,551,768,905,670,060 - Step 5: Solve for x
x = 2,551,768,905,670,060/52,536,372.70 - Step 6: Final answer
x = 48,571,471.05
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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.