Finding the Fourth Proportional to 173,538.79, 239,482.84 and 97,057.58
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Solution
The fourth proportional to 173,538.79, 239,482.84 and 97,057.58 is: 133,939.07
Step by Step Solution
- Step 1: Write the proportion equation
173,538.79 : 239,482.84 = 97,057.58 : x - Step 2: Convert to fraction form
173,538.79/239,482.84 = 97,057.58/x - Step 3: Cross multiply
173,538.79x = 239,482.84 × 97,057.58 - Step 4: Simplify right side
173,538.79x = 23,243,624,901.93 - Step 5: Solve for x
x = 23,243,624,901.93/173,538.79 - Step 6: Final answer
x = 133,939.07
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1.5x scale
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.