Finding the Fourth Proportional to 114,616.40, 171,923.79 and 62,358.08
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Solution
The fourth proportional to 114,616.40, 171,923.79 and 62,358.08 is: 93,536.68
Step by Step Solution
- Step 1: Write the proportion equation
114,616.40 : 171,923.79 = 62,358.08 : x - Step 2: Convert to fraction form
114,616.40/171,923.79 = 62,358.08/x - Step 3: Cross multiply
114,616.40x = 171,923.79 × 62,358.08 - Step 4: Simplify right side
114,616.40x = 10,720,837,450.72 - Step 5: Solve for x
x = 10,720,837,450.72/114,616.40 - Step 6: Final answer
x = 93,536.68
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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.