Finding the Fourth Proportional to 104,029.30, 156,043.95 and 93,531.70
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Solution
The fourth proportional to 104,029.30, 156,043.95 and 93,531.70 is: 140,297.55
Step by Step Solution
- Step 1: Write the proportion equation
104,029.30 : 156,043.95 = 93,531.70 : x - Step 2: Convert to fraction form
104,029.30/156,043.95 = 93,531.70/x - Step 3: Cross multiply
104,029.30x = 156,043.95 × 93,531.70 - Step 4: Simplify right side
104,029.30x = 14,595,055,918.22 - Step 5: Solve for x
x = 14,595,055,918.22/104,029.30 - Step 6: Final answer
x = 140,297.55
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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.