Finding the Fourth Proportional to 84,433.99, 116,518.93 and 48,623.23
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Solution
The fourth proportional to 84,433.99, 116,518.93 and 48,623.23 is: 67,100.07
Step by Step Solution
- Step 1: Write the proportion equation
84,433.99 : 116,518.93 = 48,623.23 : x - Step 2: Convert to fraction form
84,433.99/116,518.93 = 48,623.23/x - Step 3: Cross multiply
84,433.99x = 116,518.93 × 48,623.23 - Step 4: Simplify right side
84,433.99x = 5,665,526,319.89 - Step 5: Solve for x
x = 5,665,526,319.89/84,433.99 - Step 6: Final answer
x = 67,100.07
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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.