Finding the Fourth Proportional to 163,296.71, 244,973.77 and 74,559.18
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Solution
The fourth proportional to 163,296.71, 244,973.77 and 74,559.18 is: 111,851.88
Step by Step Solution
- Step 1: Write the proportion equation
163,296.71 : 244,973.77 = 74,559.18 : x - Step 2: Convert to fraction form
163,296.71/244,973.77 = 74,559.18/x - Step 3: Cross multiply
163,296.71x = 244,973.77 × 74,559.18 - Step 4: Simplify right side
163,296.71x = 18,265,044,144.96 - Step 5: Solve for x
x = 18,265,044,144.96/163,296.71 - Step 6: Final answer
x = 111,851.88
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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.