Finding the Fourth Proportional to 97,102.73, 134,000.19 and 54,081.07
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Solution
The fourth proportional to 97,102.73, 134,000.19 and 54,081.07 is: 74,630.99
Step by Step Solution
- Step 1: Write the proportion equation
97,102.73 : 134,000.19 = 54,081.07 : x - Step 2: Convert to fraction form
97,102.73/134,000.19 = 54,081.07/x - Step 3: Cross multiply
97,102.73x = 134,000.19 × 54,081.07 - Step 4: Simplify right side
97,102.73x = 7,246,873,320.40 - Step 5: Solve for x
x = 7,246,873,320.40/97,102.73 - Step 6: Final answer
x = 74,630.99
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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.