Finding the Fourth Proportional to 184,755.99, 254,963.43 and 99,873.05
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Solution
The fourth proportional to 184,755.99, 254,963.43 and 99,873.05 is: 137,824.89
Step by Step Solution
- Step 1: Write the proportion equation
184,755.99 : 254,963.43 = 99,873.05 : x - Step 2: Convert to fraction form
184,755.99/254,963.43 = 99,873.05/x - Step 3: Cross multiply
184,755.99x = 254,963.43 × 99,873.05 - Step 4: Simplify right side
184,755.99x = 25,463,974,117.74 - Step 5: Solve for x
x = 25,463,974,117.74/184,755.99 - Step 6: Final answer
x = 137,824.89
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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.