Finding the Fourth Proportional to 176,177.60, 264,266.40 and 136,811.60
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Solution
The fourth proportional to 176,177.60, 264,266.40 and 136,811.60 is: 205,217.40
Step by Step Solution
- Step 1: Write the proportion equation
176,177.60 : 264,266.40 = 136,811.60 : x - Step 2: Convert to fraction form
176,177.60/264,266.40 = 136,811.60/x - Step 3: Cross multiply
176,177.60x = 264,266.40 × 136,811.60 - Step 4: Simplify right side
176,177.60x = 36,154,709,010.24 - Step 5: Solve for x
x = 36,154,709,010.24/176,177.60 - Step 6: Final answer
x = 205,217.40
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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.