Finding the Fourth Proportional to 106,197.14, 146,535.25 and 60,866.39
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Solution
The fourth proportional to 106,197.14, 146,535.25 and 60,866.39 is: 83,985.99
Step by Step Solution
- Step 1: Write the proportion equation
106,197.14 : 146,535.25 = 60,866.39 : x - Step 2: Convert to fraction form
106,197.14/146,535.25 = 60,866.39/x - Step 3: Cross multiply
106,197.14x = 146,535.25 × 60,866.39 - Step 4: Simplify right side
106,197.14x = 8,919,071,675.25 - Step 5: Solve for x
x = 8,919,071,675.25/106,197.14 - Step 6: Final answer
x = 83,985.99
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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.