Finding the Fourth Proportional to 184,823.13, 255,055.74 and 99,939.99
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Solution
The fourth proportional to 184,823.13, 255,055.74 and 99,939.99 is: 137,917.09
Step by Step Solution
- Step 1: Write the proportion equation
184,823.13 : 255,055.74 = 99,939.99 : x - Step 2: Convert to fraction form
184,823.13/255,055.74 = 99,939.99/x - Step 3: Cross multiply
184,823.13x = 255,055.74 × 99,939.99 - Step 4: Simplify right side
184,823.13x = 25,490,268,105.04 - Step 5: Solve for x
x = 25,490,268,105.04/184,823.13 - Step 6: Final answer
x = 137,917.09
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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.