Finding the Fourth Proportional to 174,660.08, 261,990.08 and 56,331.40
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Solution
The fourth proportional to 174,660.08, 261,990.08 and 56,331.40 is: 84,497.09
Step by Step Solution
- Step 1: Write the proportion equation
174,660.08 : 261,990.08 = 56,331.40 : x - Step 2: Convert to fraction form
174,660.08/261,990.08 = 56,331.40/x - Step 3: Cross multiply
174,660.08x = 261,990.08 × 56,331.40 - Step 4: Simplify right side
174,660.08x = 14,758,267,992.51 - Step 5: Solve for x
x = 14,758,267,992.51/174,660.08 - Step 6: Final answer
x = 84,497.09
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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.