Finding the Fourth Proportional to 167,788.78, 231,549.29 and 96,172.99
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Solution
The fourth proportional to 167,788.78, 231,549.29 and 96,172.99 is: 132,719.17
Step by Step Solution
- Step 1: Write the proportion equation
167,788.78 : 231,549.29 = 96,172.99 : x - Step 2: Convert to fraction form
167,788.78/231,549.29 = 96,172.99/x - Step 3: Cross multiply
167,788.78x = 231,549.29 × 96,172.99 - Step 4: Simplify right side
167,788.78x = 22,268,787,070.81 - Step 5: Solve for x
x = 22,268,787,070.81/167,788.78 - Step 6: Final answer
x = 132,719.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.