Finding the Fourth Proportional to 157,534.44, 236,399.60 and 64,040.12
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Solution
The fourth proportional to 157,534.44, 236,399.60 and 64,040.12 is: 96,099.99
Step by Step Solution
- Step 1: Write the proportion equation
157,534.44 : 236,399.60 = 64,040.12 : x - Step 2: Convert to fraction form
157,534.44/236,399.60 = 64,040.12/x - Step 3: Cross multiply
157,534.44x = 236,399.60 × 64,040.12 - Step 4: Simplify right side
157,534.44x = 15,139,058,751.95 - Step 5: Solve for x
x = 15,139,058,751.95/157,534.44 - Step 6: Final answer
x = 96,099.99
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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.