Finding the Fourth Proportional to 117,177.68, 175,774.74 and 47,057
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Solution
The fourth proportional to 117,177.68, 175,774.74 and 47,057 is: 70,588.80
Step by Step Solution
- Step 1: Write the proportion equation
117,177.68 : 175,774.74 = 47,057 : x - Step 2: Convert to fraction form
117,177.68/175,774.74 = 47,057/x - Step 3: Cross multiply
117,177.68x = 175,774.74 × 47,057 - Step 4: Simplify right side
117,177.68x = 8,271,431,940.18 - Step 5: Solve for x
x = 8,271,431,940.18/117,177.68 - Step 6: Final answer
x = 70,588.80
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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.