Finding the Fourth Proportional to 174,207.79, 261,135.23 and 118,053.58
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Solution
The fourth proportional to 174,207.79, 261,135.23 and 118,053.58 is: 176,960.79
Step by Step Solution
- Step 1: Write the proportion equation
174,207.79 : 261,135.23 = 118,053.58 : x - Step 2: Convert to fraction form
174,207.79/261,135.23 = 118,053.58/x - Step 3: Cross multiply
174,207.79x = 261,135.23 × 118,053.58 - Step 4: Simplify right side
174,207.79x = 30,827,948,149.27 - Step 5: Solve for x
x = 30,827,948,149.27/174,207.79 - Step 6: Final answer
x = 176,960.79
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1.5x scale
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.