Finding the Fourth Proportional to 98,949.06, 148,392.81 and 32,374.38
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Solution
The fourth proportional to 98,949.06, 148,392.81 and 32,374.38 is: 48,551.50
Step by Step Solution
- Step 1: Write the proportion equation
98,949.06 : 148,392.81 = 32,374.38 : x - Step 2: Convert to fraction form
98,949.06/148,392.81 = 32,374.38/x - Step 3: Cross multiply
98,949.06x = 148,392.81 × 32,374.38 - Step 4: Simplify right side
98,949.06x = 4,804,125,776.68 - Step 5: Solve for x
x = 4,804,125,776.68/98,949.06 - Step 6: Final answer
x = 48,551.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.