Finding the Fourth Proportional to 109,033.71, 163,550.01 and 29,079.99
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Solution
The fourth proportional to 109,033.71, 163,550.01 and 29,079.99 is: 43,619.84
Step by Step Solution
- Step 1: Write the proportion equation
109,033.71 : 163,550.01 = 29,079.99 : x - Step 2: Convert to fraction form
109,033.71/163,550.01 = 29,079.99/x - Step 3: Cross multiply
109,033.71x = 163,550.01 × 29,079.99 - Step 4: Simplify right side
109,033.71x = 4,756,032,655.30 - Step 5: Solve for x
x = 4,756,032,655.30/109,033.71 - Step 6: Final answer
x = 43,619.84
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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.