Finding the Fourth Proportional to 48,590,052.48, 67,051,077.12 and 27,960,168.96
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Solution
The fourth proportional to 48,590,052.48, 67,051,077.12 and 27,960,168.96 is: 38,583,194.49
Step by Step Solution
- Step 1: Write the proportion equation
48,590,052.48 : 67,051,077.12 = 27,960,168.96 : x - Step 2: Convert to fraction form
48,590,052.48/67,051,077.12 = 27,960,168.96/x - Step 3: Cross multiply
48,590,052.48x = 67,051,077.12 × 27,960,168.96 - Step 4: Simplify right side
48,590,052.48x = 1,874,759,445,225,190.25 - Step 5: Solve for x
x = 1,874,759,445,225,190.25/48,590,052.48 - Step 6: Final answer
x = 38,583,194.49
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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.