Finding the Fourth Proportional to 158,647.93, 237,972.71 and 53,467.81
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Solution
The fourth proportional to 158,647.93, 237,972.71 and 53,467.81 is: 80,201.99
Step by Step Solution
- Step 1: Write the proportion equation
158,647.93 : 237,972.71 = 53,467.81 : x - Step 2: Convert to fraction form
158,647.93/237,972.71 = 53,467.81/x - Step 3: Cross multiply
158,647.93x = 237,972.71 × 53,467.81 - Step 4: Simplify right side
158,647.93x = 12,723,879,182.20 - Step 5: Solve for x
x = 12,723,879,182.20/158,647.93 - Step 6: Final answer
x = 80,201.99
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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.