Finding the Fourth Proportional to 116,817.54, 175,240.88 and 45,730.99
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Solution
The fourth proportional to 116,817.54, 175,240.88 and 45,730.99 is: 68,602.19
Step by Step Solution
- Step 1: Write the proportion equation
116,817.54 : 175,240.88 = 45,730.99 : x - Step 2: Convert to fraction form
116,817.54/175,240.88 = 45,730.99/x - Step 3: Cross multiply
116,817.54x = 175,240.88 × 45,730.99 - Step 4: Simplify right side
116,817.54x = 8,013,938,930.87 - Step 5: Solve for x
x = 8,013,938,930.87/116,817.54 - Step 6: Final answer
x = 68,602.19
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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.