Finding the Fourth Proportional to 176,807.40, 265,211.10 and 157,453.80
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Solution
The fourth proportional to 176,807.40, 265,211.10 and 157,453.80 is: 236,180.70
Step by Step Solution
- Step 1: Write the proportion equation
176,807.40 : 265,211.10 = 157,453.80 : x - Step 2: Convert to fraction form
176,807.40/265,211.10 = 157,453.80/x - Step 3: Cross multiply
176,807.40x = 265,211.10 × 157,453.80 - Step 4: Simplify right side
176,807.40x = 41,758,495,497.18 - Step 5: Solve for x
x = 41,758,495,497.18/176,807.40 - Step 6: Final answer
x = 236,180.70
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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.