Finding the Fourth Proportional to 174,386.96, 240,646.92 and 98,933.84
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Solution
The fourth proportional to 174,386.96, 240,646.92 and 98,933.84 is: 136,524.68
Step by Step Solution
- Step 1: Write the proportion equation
174,386.96 : 240,646.92 = 98,933.84 : x - Step 2: Convert to fraction form
174,386.96/240,646.92 = 98,933.84/x - Step 3: Cross multiply
174,386.96x = 240,646.92 × 98,933.84 - Step 4: Simplify right side
174,386.96x = 23,808,123,879.77 - Step 5: Solve for x
x = 23,808,123,879.77/174,386.96 - Step 6: Final answer
x = 136,524.68
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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.