Finding the Fourth Proportional to 204,323.84, 306,482.68 and 91,924.68
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Solution
The fourth proportional to 204,323.84, 306,482.68 and 91,924.68 is: 137,885.64
Step by Step Solution
- Step 1: Write the proportion equation
204,323.84 : 306,482.68 = 91,924.68 : x - Step 2: Convert to fraction form
204,323.84/306,482.68 = 91,924.68/x - Step 3: Cross multiply
204,323.84x = 306,482.68 × 91,924.68 - Step 4: Simplify right side
204,323.84x = 28,173,323,548.76 - Step 5: Solve for x
x = 28,173,323,548.76/204,323.84 - Step 6: Final answer
x = 137,885.64
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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.