Finding the Fourth Proportional to 178,304.96, 267,564.36 and 65,966.06
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Solution
The fourth proportional to 178,304.96, 267,564.36 and 65,966.06 is: 98,988.65
Step by Step Solution
- Step 1: Write the proportion equation
178,304.96 : 267,564.36 = 65,966.06 : x - Step 2: Convert to fraction form
178,304.96/267,564.36 = 65,966.06/x - Step 3: Cross multiply
178,304.96x = 267,564.36 × 65,966.06 - Step 4: Simplify right side
178,304.96x = 17,650,166,625.62 - Step 5: Solve for x
x = 17,650,166,625.62/178,304.96 - Step 6: Final answer
x = 98,988.65
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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.