Finding the Fourth Proportional to 70,901.01, 106,369.97 and 26,531.19
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Solution
The fourth proportional to 70,901.01, 106,369.97 and 26,531.19 is: 39,803.69
Step by Step Solution
- Step 1: Write the proportion equation
70,901.01 : 106,369.97 = 26,531.19 : x - Step 2: Convert to fraction form
70,901.01/106,369.97 = 26,531.19/x - Step 3: Cross multiply
70,901.01x = 106,369.97 × 26,531.19 - Step 4: Simplify right side
70,901.01x = 2,822,121,751.71 - Step 5: Solve for x
x = 2,822,121,751.71/70,901.01 - Step 6: Final answer
x = 39,803.69
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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.