Finding the Fourth Proportional to 103,968,027.50, 143,474,896.42 and 59,898,840.26
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Solution
The fourth proportional to 103,968,027.50, 143,474,896.42 and 59,898,840.26 is: 82,659,834.07
Step by Step Solution
- Step 1: Write the proportion equation
103,968,027.50 : 143,474,896.42 = 59,898,840.26 : x - Step 2: Convert to fraction form
103,968,027.50/143,474,896.42 = 59,898,840.26/x - Step 3: Cross multiply
103,968,027.50x = 143,474,896.42 × 59,898,840.26 - Step 4: Simplify right side
103,968,027.50x = 8,593,979,901,114,504 - Step 5: Solve for x
x = 8,593,979,901,114,504/103,968,027.50 - Step 6: Final answer
x = 82,659,834.07
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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.