Finding the Fourth Proportional to 125,484.93, 173,169.50 and 68,899.95
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Solution
The fourth proportional to 125,484.93, 173,169.50 and 68,899.95 is: 95,082.09
Step by Step Solution
- Step 1: Write the proportion equation
125,484.93 : 173,169.50 = 68,899.95 : x - Step 2: Convert to fraction form
125,484.93/173,169.50 = 68,899.95/x - Step 3: Cross multiply
125,484.93x = 173,169.50 × 68,899.95 - Step 4: Simplify right side
125,484.93x = 11,931,369,547.03 - Step 5: Solve for x
x = 11,931,369,547.03/125,484.93 - Step 6: Final answer
x = 95,082.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.