Finding the Fourth Proportional to 127,117.72, 190,677.68 and 32,347.99
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Solution
The fourth proportional to 127,117.72, 190,677.68 and 32,347.99 is: 48,522.26
Step by Step Solution
- Step 1: Write the proportion equation
127,117.72 : 190,677.68 = 32,347.99 : x - Step 2: Convert to fraction form
127,117.72/190,677.68 = 32,347.99/x - Step 3: Cross multiply
127,117.72x = 190,677.68 × 32,347.99 - Step 4: Simplify right side
127,117.72x = 6,168,038,570.73 - Step 5: Solve for x
x = 6,168,038,570.73/127,117.72 - Step 6: Final answer
x = 48,522.26
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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.