Finding the Fourth Proportional to 117,423.36, 176,140.62 and 37,469.80
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Solution
The fourth proportional to 117,423.36, 176,140.62 and 37,469.80 is: 56,206.48
Step by Step Solution
- Step 1: Write the proportion equation
117,423.36 : 176,140.62 = 37,469.80 : x - Step 2: Convert to fraction form
117,423.36/176,140.62 = 37,469.80/x - Step 3: Cross multiply
117,423.36x = 176,140.62 × 37,469.80 - Step 4: Simplify right side
117,423.36x = 6,599,953,803.28 - Step 5: Solve for x
x = 6,599,953,803.28/117,423.36 - Step 6: Final answer
x = 56,206.48
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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.