Finding the Fourth Proportional to 170,031.09, 234,618.14 and 102,033.62
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Solution
The fourth proportional to 170,031.09, 234,618.14 and 102,033.62 is: 140,791.53
Step by Step Solution
- Step 1: Write the proportion equation
170,031.09 : 234,618.14 = 102,033.62 : x - Step 2: Convert to fraction form
170,031.09/234,618.14 = 102,033.62/x - Step 3: Cross multiply
170,031.09x = 234,618.14 × 102,033.62 - Step 4: Simplify right side
170,031.09x = 23,938,937,223.86 - Step 5: Solve for x
x = 23,938,937,223.86/170,031.09 - Step 6: Final answer
x = 140,791.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.