Finding the Fourth Proportional to 184,725.56, 254,921.58 and 99,842.63
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Solution
The fourth proportional to 184,725.56, 254,921.58 and 99,842.63 is: 137,782.99
Step by Step Solution
- Step 1: Write the proportion equation
184,725.56 : 254,921.58 = 99,842.63 : x - Step 2: Convert to fraction form
184,725.56/254,921.58 = 99,842.63/x - Step 3: Cross multiply
184,725.56x = 254,921.58 × 99,842.63 - Step 4: Simplify right side
184,725.56x = 25,452,039,716.35 - Step 5: Solve for x
x = 25,452,039,716.35/184,725.56 - Step 6: Final answer
x = 137,782.99
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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.