Finding the Fourth Proportional to 173,160.81, 238,959.60 and 96,681.08
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Solution
The fourth proportional to 173,160.81, 238,959.60 and 96,681.08 is: 133,418.59
Step by Step Solution
- Step 1: Write the proportion equation
173,160.81 : 238,959.60 = 96,681.08 : x - Step 2: Convert to fraction form
173,160.81/238,959.60 = 96,681.08/x - Step 3: Cross multiply
173,160.81x = 238,959.60 × 96,681.08 - Step 4: Simplify right side
173,160.81x = 23,102,871,720.96 - Step 5: Solve for x
x = 23,102,871,720.96/173,160.81 - Step 6: Final answer
x = 133,418.59
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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.