Finding the Fourth Proportional to 93,151.08, 139,609.45 and 50,454.84
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Solution
The fourth proportional to 93,151.08, 139,609.45 and 50,454.84 is: 75,618.80
Step by Step Solution
- Step 1: Write the proportion equation
93,151.08 : 139,609.45 = 50,454.84 : x - Step 2: Convert to fraction form
93,151.08/139,609.45 = 50,454.84/x - Step 3: Cross multiply
93,151.08x = 139,609.45 × 50,454.84 - Step 4: Simplify right side
93,151.08x = 7,043,972,462.24 - Step 5: Solve for x
x = 7,043,972,462.24/93,151.08 - Step 6: Final answer
x = 75,618.80
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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.