Finding the Fourth Proportional to 96,573,998.70, 144,860,998.05 and 73,899,182.70
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Solution
The fourth proportional to 96,573,998.70, 144,860,998.05 and 73,899,182.70 is: 110,848,774.05
Step by Step Solution
- Step 1: Write the proportion equation
96,573,998.70 : 144,860,998.05 = 73,899,182.70 : x - Step 2: Convert to fraction form
96,573,998.70/144,860,998.05 = 73,899,182.70/x - Step 3: Cross multiply
96,573,998.70x = 144,860,998.05 × 73,899,182.70 - Step 4: Simplify right side
96,573,998.70x = 10,705,109,361,001,296 - Step 5: Solve for x
x = 10,705,109,361,001,296/96,573,998.70 - Step 6: Final answer
x = 110,848,774.05
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Double scale
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Similar ratio
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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.