Finding the Fourth Proportional to 115,823.08, 173,760.12 and 65,926.66
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Solution
The fourth proportional to 115,823.08, 173,760.12 and 65,926.66 is: 98,904.50
Step by Step Solution
- Step 1: Write the proportion equation
115,823.08 : 173,760.12 = 65,926.66 : x - Step 2: Convert to fraction form
115,823.08/173,760.12 = 65,926.66/x - Step 3: Cross multiply
115,823.08x = 173,760.12 × 65,926.66 - Step 4: Simplify right side
115,823.08x = 11,455,424,352.80 - Step 5: Solve for x
x = 11,455,424,352.80/115,823.08 - Step 6: Final answer
x = 98,904.50
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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.