Finding the Fourth Proportional to 171,358.12, 236,476.08 and 94,878.62
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Solution
The fourth proportional to 171,358.12, 236,476.08 and 94,878.62 is: 130,933.52
Step by Step Solution
- Step 1: Write the proportion equation
171,358.12 : 236,476.08 = 94,878.62 : x - Step 2: Convert to fraction form
171,358.12/236,476.08 = 94,878.62/x - Step 3: Cross multiply
171,358.12x = 236,476.08 × 94,878.62 - Step 4: Simplify right side
171,358.12x = 22,436,522,476.64 - Step 5: Solve for x
x = 22,436,522,476.64/171,358.12 - Step 6: Final answer
x = 130,933.52
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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.